{"product_id":"semtech-lr2021-lora-plus-evaluation-kit-us915-semtech-lora-xiao-nrf54l15-ss100035909","title":"Semtech LR2021 LoRa Plus Evaluation Kit-US915 | Semtech | LoRa | XIAO nRF54L15","description":"\u003cp\u003e\u003cimg src=\"https:\/\/media-cdn.seeedstudio.com\/media\/wysiwyg\/111-photo\/Fea25096.1.jpg\" alt=\"\"\u003e\u003c\/p\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan data-font-family=\"default\"\u003eHigh-Speed Breakthrough\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003e\u003cspan data-font-family=\"default\"\u003e:\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eThe next-generation Semtech LR2021 not only retains the ultra-long-range communication of traditional LoRa but also introduces the new \u003c\/span\u003e\u003cstrong\u003e\u003cspan data-font-family=\"default\"\u003eFLRC\u003c\/span\u003e\u003c\/strong\u003e \u003cstrong\u003e\u003cspan data-font-family=\"default\"\u003emodulation\u003c\/span\u003e\u003c\/strong\u003e\u003cspan data-font-family=\"default\"\u003e, achieving a remarkable communication rate of up to \u003c\/span\u003e\u003cstrong\u003e\u003cspan data-font-family=\"default\"\u003e2.6 Mbps\u003c\/span\u003e\u003c\/strong\u003e\u003cspan data-font-family=\"default\"\u003e.\u003c\/span\u003e \u003cspan data-font-family=\"default\"\u003eThis capability extends its use to bandwidth-sensitive applications, \u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003esuch as\u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003e audio streaming and image trans\u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003emission\u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003e.\u003c\/span\u003e\u003c\/p\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan data-font-family=\"default\"\u003eOne Hardware, \u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003e\u003cspan data-font-family=\"default\"\u003eGlobal\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003e\u003cspan data-font-family=\"default\"\u003e Coverage\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eWith broad dual-band coverage (\u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003eSub-GHz\u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003e \u0026amp; \u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003e2.4GHz\u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003e)\u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003e and the \u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003eswitch-less front\u003c\/span\u003e \u003cspan data-font-family=\"default\"\u003eend design, a single hardware design achieves global compatibility.\u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003e S\u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003eignificantly \u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003estreamline the design process\u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003e and accelerating \u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003eyour \u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003emarket entry.\u003c\/span\u003e\u003c\/p\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e\u003cstrong\u003e\u003cspan data-font-family=\"default\"\u003eUniveral Platform\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eB\u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003ey integrating multi\u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003eple \u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003emodulation schemes\u003c\/span\u003e \u003cspan data-font-family=\"default\"\u003e(\u003c\/span\u003e\u003cstrong\u003e\u003cspan data-font-family=\"default\"\u003eLoRa\u003c\/span\u003e\u003c\/strong\u003e\u003cspan data-font-family=\"default\"\u003e, \u003c\/span\u003e\u003cstrong\u003e\u003cspan data-font-family=\"default\"\u003eFLRC\u003c\/span\u003e\u003c\/strong\u003e\u003cspan data-font-family=\"default\"\u003e, \u003c\/span\u003e\u003cstrong\u003e\u003cspan data-font-family=\"default\"\u003eFSK\u003c\/span\u003e\u003c\/strong\u003e\u003cspan data-font-family=\"default\"\u003e, \u003c\/span\u003e\u003cstrong\u003e\u003cspan data-font-family=\"default\"\u003eOQPSK\u003c\/span\u003e\u003c\/strong\u003e\u003cspan data-font-family=\"default\"\u003e) \u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003ewithin\u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003e a single silicon platform. \u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003eLR2021\u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003e allows developers to choose the optimal combination for any scenario\u003c\/span\u003e \u003cspan data-font-family=\"default\"\u003efrom \u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003eu\u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003eltra-low-power sensors to high-speed\u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003e-\u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003econtrols\u003c\/span\u003e \u003cspan data-font-family=\"default\"\u003ewithout hardware redesign. \u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003eC\u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003eompatible with various low-power wireless protocols including \u003c\/span\u003e\u003cstrong\u003e\u003cspan data-font-family=\"default\"\u003eAmazon Sidewalk\u003c\/span\u003e\u003c\/strong\u003e\u003cspan data-font-family=\"default\"\u003e, \u003c\/span\u003e\u003cstrong\u003e\u003cspan data-font-family=\"default\"\u003eW-MBUS\u003c\/span\u003e\u003c\/strong\u003e\u003cspan data-font-family=\"default\"\u003e, \u003c\/span\u003e\u003cstrong\u003e\u003cspan data-font-family=\"default\"\u003eWi-SUN FSK\u003c\/span\u003e\u003c\/strong\u003e\u003cspan data-font-family=\"default\"\u003e, and \u003c\/span\u003e\u003cstrong\u003e\u003cspan data-font-family=\"default\"\u003eZ-Wave\u003c\/span\u003e\u003c\/strong\u003e\u003cspan data-font-family=\"default\"\u003e,\u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003e LR2021\u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003e enables true one-platform-fits-all development, dramatically reducing time-to-market and strategic risk.\u003c\/span\u003e\u003c\/p\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan data-font-family=\"default\"\u003eBest-in-Class Energy Efficiency\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003e\u003cspan data-font-family=\"default\"\u003e \u0026amp; Performance\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eLR2021 delivers a definitive generational leap, outperforming predecessors like the SX1262 across \u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003emost\u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003e key metrics. \u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003eLower transmission current and higher receiving sensitivity\u003c\/span\u003e \u003cspan data-font-family=\"default\"\u003ewill \u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003etranslate directly into longer battery life and more reliable connections for your devices.\u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003e\u003cimg src=\"https:\/\/media-cdn.seeedstudio.com\/media\/wysiwyg\/111-photo\/Fea25096.2.jpg\" alt=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e\u003cstrong\u003e\u003cspan data-font-family=\"default\"\u003eEnhanced Channel Activity Detection (CAD):\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eThe LR2021 employs Fast CAD technology featuring an intelligent adaptive threshold and early termination mechanism, which substantially reduces both the power consumption and time required for idle channel detection, further improving device energy efficiency.\u003c\/span\u003e\u003c\/p\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e\u003cstrong\u003e\u003cspan data-font-family=\"default\"\u003eReady-to-Go for Arduino, STM32 \u0026amp; Nordic DK\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eThis integrated kit combines real-time OLED feedback and plug-and-play Grove connectors for rapid sensor integration. Its hardware is pin-compatible with \u003c\/span\u003e\u003cstrong\u003e\u003cspan data-font-family=\"default\"\u003eArduino Uno\u003c\/span\u003e\u003c\/strong\u003e\u003cspan data-font-family=\"default\"\u003e, \u003c\/span\u003e\u003cstrong\u003e\u003cspan data-font-family=\"default\"\u003eSTM32 Nucleo\u003c\/span\u003e\u003c\/strong\u003e\u003cspan data-font-family=\"default\"\u003e, and \u003c\/span\u003e\u003cstrong\u003e\u003cspan data-font-family=\"default\"\u003eNordic DK\u003c\/span\u003e\u003c\/strong\u003e\u003cspan data-font-family=\"default\"\u003e platforms, ensuring your validated design moves seamlessly to production\u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003e.\u003c\/span\u003e\u003c\/p\u003e\r\n\u003cdiv class=\"tips\" style=\"display: table; table-layout: fixed; background-color: #d9f5f3; height: auto; width: 100%;\"\u003e\r\n\u003cdiv class=\"left-icon\" style=\"display: table-cell; vertical-align: middle; background-color: #83dfd3; padding-top: 10px; box-sizing: border-box; height: auto; width: 38px; text-align: center;\"\u003e\u003cimg style=\"width: 26px; vertical-align: middle;\" src=\"https:\/\/s3-us-west-2.amazonaws.com\/static.seeed.cc\/seeed\/icon\/Tip.svg\" alt=\"attention icon\"\u003e\u003c\/div\u003e\r\n\u003cdiv class=\"right-desc\" style=\"display: table-cell; vertical-align: middle; padding-left: 15px; box-sizing: border-box; width: calc(95% - 38px);\"\u003e\r\n\u003cp style=\"font-weight: bold; margin-top: 10px;\"\u003eNote: \u003c\/p\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eLearn \u003c\/span\u003e\u003ca href=\"https:\/\/www.semtech.com\/products\/wireless-rf\/lora-plus\/lr2021#resources\"\u003e\u003cspan data-font-family=\"default\"\u003emore\u003c\/span\u003e\u003c\/a\u003e\u003cspan data-font-family=\"default\"\u003e about the next-generation performance of the Semtech LoRa Plus™ LR2021.\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/div\u003e\r\n\u003c\/div\u003e\u003cbr\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003e\u003cspan data-font-family=\"default\"\u003eRF Chip Specification\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\r\n\u003ctable style=\"width: 88.3656%;\"\u003e\r\n\u003ctbody\u003e\r\n\u003ctr\u003e\r\n\u003ctd style=\"width: 54.1757%;\" colspan=\"1\" rowspan=\"1\" width=\"326\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eMain Chip\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003ctd style=\"width: 45.7776%;\" colspan=\"1\" rowspan=\"1\" width=\"276\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eLR2021\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd style=\"width: 54.1757%;\" colspan=\"1\" rowspan=\"1\" width=\"326\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eChip Size\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003ctd style=\"width: 45.7776%;\" colspan=\"1\" rowspan=\"1\" width=\"276\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003e5(W)*5(L)*0.9(H)mm\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd style=\"width: 54.1757%;\" colspan=\"1\" rowspan=\"1\" width=\"326\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eChip Package\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003ctd style=\"width: 45.7776%;\" colspan=\"1\" rowspan=\"1\" width=\"276\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eQFN-48\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd style=\"width: 54.1757%;\" colspan=\"1\" rowspan=\"1\" width=\"326\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003ePower Supply\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003ctd style=\"width: 45.7776%;\" colspan=\"1\" rowspan=\"1\" width=\"276\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003e1.8 - 3.7V, 3.3V (typical)\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd style=\"width: 54.1757%;\" colspan=\"1\" rowspan=\"1\" width=\"326\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eSleep Current\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003ctd style=\"width: 45.7776%;\" colspan=\"1\" rowspan=\"1\" width=\"276\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003e470nA (without RTC)\u003c\/span\u003e\u003c\/p\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003e1.28uA (with RTC)\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd style=\"width: 54.1757%;\" colspan=\"1\" rowspan=\"1\" width=\"326\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003ePower Distortion Mode\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003ctd style=\"width: 45.7776%;\" colspan=\"1\" rowspan=\"1\" width=\"276\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eSIMO DC-DC\u003c\/span\u003e\u003c\/p\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eLDO\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd style=\"width: 54.1757%;\" colspan=\"1\" rowspan=\"1\" width=\"326\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eMaximum Operating Current (Transmitter)\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003ctd style=\"width: 45.7776%;\" colspan=\"1\" rowspan=\"1\" width=\"276\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eSub-GHz: 105mA @ +22dBm\u003c\/span\u003e\u003c\/p\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003e2.4 GHz: 27mA @ +14dBm\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd style=\"width: 54.1757%;\" colspan=\"1\" rowspan=\"1\" width=\"326\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eMaxium Operating Current (Receiver)\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003ctd style=\"width: 45.7776%;\" colspan=\"1\" rowspan=\"1\" width=\"276\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eLoRa SF7 @ 125KHz: 5.7mA\u003c\/span\u003e\u003c\/p\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eFLRC: 10.9mA\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd style=\"width: 54.1757%;\" colspan=\"1\" rowspan=\"1\" width=\"326\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eOutput Power\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003ctd style=\"width: 45.7776%;\" colspan=\"1\" rowspan=\"1\" width=\"276\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eSub-GHz: +22dBm to -10dBm\u003c\/span\u003e\u003c\/p\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003e2.4 GHz: +12dBm\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd style=\"width: 54.1757%;\" colspan=\"1\" rowspan=\"1\" width=\"326\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eReceiving Sensitivity\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003ctd style=\"width: 45.7776%;\" colspan=\"1\" rowspan=\"1\" width=\"276\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eLoRa SF12 @ 125kHz: -141.5dBm\u003c\/span\u003e\u003c\/p\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eFLRC @ 260kbps:-111dBm\u003c\/span\u003e\u003c\/p\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eBLE @ 2Mbps: -97dBm\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd style=\"width: 54.1757%;\" colspan=\"1\" rowspan=\"1\" width=\"326\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eHarmonic Noise\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003ctd style=\"width: 45.7776%;\" colspan=\"1\" rowspan=\"1\" width=\"276\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003e915MHz @ 100kHz: -104dBc\/Hz\u003c\/span\u003e\u003c\/p\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003e2.45GHz @ 100kHz: -93dBc\/Hz\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd style=\"width: 54.1757%;\" colspan=\"1\" rowspan=\"1\" width=\"326\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eAntenna\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003ctd style=\"width: 45.7776%;\" colspan=\"1\" rowspan=\"1\" width=\"276\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eRFI_LF（Sub-GHz）\u003c\/span\u003e\u003c\/p\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eRFI_HF（2.4GHz）\u003c\/span\u003e\u003c\/p\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eImpedence: 50Ω\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd style=\"width: 54.1757%;\" colspan=\"1\" rowspan=\"1\" width=\"326\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eInterface\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003ctd style=\"width: 45.7776%;\" colspan=\"1\" rowspan=\"1\" width=\"276\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eSPI\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd style=\"width: 54.1757%;\" colspan=\"1\" rowspan=\"1\" width=\"326\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eWorking Temperature\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003ctd style=\"width: 45.7776%;\" colspan=\"1\" rowspan=\"1\" width=\"276\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003e-40°C to +85°C\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003c\/tbody\u003e\r\n\u003c\/table\u003e\r\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-font-family=\"default\"\u003eGeneral\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\r\n\u003ctable style=\"width: 79.6154%;\"\u003e\r\n\u003ctbody\u003e\r\n\u003ctr\u003e\r\n\u003ctd style=\"width: 44.1953%;\" colspan=\"1\" rowspan=\"1\" width=\"178\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eBoard Size\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003ctd style=\"width: 55.7352%;\" colspan=\"1\" rowspan=\"1\" width=\"224\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003e65(W) x 73(L)mm x 27(\u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003eH)mm\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd style=\"width: 44.1953%;\" colspan=\"1\" rowspan=\"1\" width=\"178\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eVoltage\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003ctd style=\"width: 55.7352%;\" colspan=\"1\" rowspan=\"1\" width=\"224\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003e3.3V (USB type-C)\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd style=\"width: 44.1953%;\" colspan=\"1\" rowspan=\"1\" width=\"178\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eButton\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003ctd style=\"width: 55.7352%;\" colspan=\"1\" rowspan=\"1\" width=\"224\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eK1: User button\u003c\/span\u003e\u003c\/p\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eK2: Reset button\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd style=\"width: 44.1953%;\" colspan=\"1\" rowspan=\"1\" width=\"178\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eDisplay\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003ctd style=\"width: 55.7352%;\" colspan=\"1\" rowspan=\"1\" width=\"224\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003e0.96\" OLED, 128 x 64 pixel\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd style=\"width: 44.1953%;\" colspan=\"1\" rowspan=\"1\" width=\"178\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eGrove Interface\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003ctd style=\"width: 55.7352%;\" colspan=\"1\" rowspan=\"1\" width=\"224\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eI2C x 2\u003c\/span\u003e\u003c\/p\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eUART x 1\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd style=\"width: 44.1953%;\" colspan=\"1\" rowspan=\"1\" width=\"178\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eDebug Interface\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003ctd style=\"width: 55.7352%;\" colspan=\"1\" rowspan=\"1\" width=\"224\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eSWD\u003c\/span\u003e\u003c\/p\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eSAMD\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd style=\"width: 44.1953%;\" colspan=\"1\" rowspan=\"1\" width=\"178\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eAntenna\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003ctd style=\"width: 55.7352%;\" colspan=\"1\" rowspan=\"1\" width=\"224\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eSub-GHz\u003c\/span\u003e\u003c\/p\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003e2.4 GHz\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003c\/tbody\u003e\r\n\u003c\/table\u003e\u003cbr\u003e\u003cbr\u003e\u003cp\u003e\u003cimg src=\"https:\/\/media-cdn.seeedstudio.com\/media\/wysiwyg\/111-photo\/Hard25096.1.jpg\" alt=\"\"\u003e\u003c\/p\u003e\r\n\u003cp\u003e\u003cimg src=\"https:\/\/media-cdn.seeedstudio.com\/media\/wysiwyg\/111-photo\/Hard25096.2.jpg\" alt=\"\"\u003e\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cul\u003e\r\n\u003cli\u003e\u003cstrong\u003e\u003cspan data-font-family=\"default\"\u003e Global Shipping and Logistics Tracking\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eEnable seamless global asset tracking. The LR2021 allows devices to automatically comply with regional radio standards, providing uninterrupted data from port to port.\u003c\/span\u003e\u003c\/p\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e\u003cstrong\u003e\u003cspan data-font-family=\"default\"\u003e Wireless Video \u0026amp; Image Transmission\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eWith FLRC speeds up to 2.6 Mbps, LR2021 sends images \u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003ewithin\u003c\/span\u003e \u003cspan data-font-family=\"default\"\u003ea \u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003esecond, enabling low-power visual monitoring for security, industrial, and environmental applications.\u003c\/span\u003e\u003c\/p\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e\u003cstrong\u003e\u003cspan data-font-family=\"default\"\u003e Audio Communication\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eLR2021\u003c\/span\u003e \u003cspan data-font-family=\"default\"\u003emakes low-power audio communication practical—enabling safety intercoms on remote worksites\u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003e,\u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003e spoken alerts for equipment and voice-activated sensing in smart environments.\u003c\/span\u003e\u003c\/p\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e\u003cstrong\u003e\u003cspan data-font-family=\"default\"\u003e Converged Network\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eUnify dedicated short-range networks (for high-speed data collection) and wide-area networks (for continuous cloud connectivity) on a single device. This architectural shift eliminates redundant infrastructure\u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003e.\u003c\/span\u003e\u003c\/p\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e\u003cstrong\u003e\u003cspan data-font-family=\"default\"\u003e High-Speed OTA for Critical Assets\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eLR2021's\u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003e high-throughput link ensures robust and rapid firmware updates. \u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003eIt\u003c\/span\u003e\u003cspan data-font-family=\"default\"\u003e enables guaranteed, zero-downtime updates for critical infrastructure sensors.\u003c\/span\u003e\u003c\/p\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003e\u003cimg src=\"https:\/\/media-cdn.seeedstudio.com\/media\/wysiwyg\/111-photo\/App25096.1.jpg\" alt=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003e\u003cimg src=\"https:\/\/media-cdn.seeedstudio.com\/media\/wysiwyg\/111-photo\/App25096.2.jpg\" alt=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cp\u003e\u003ca href=\"https:\/\/files.seeedstudio.com\/products\/100025096\/LR2021_V1_1_datasheet.pdf\"\u003eSemtech LR2021 Datasheet\u003c\/a\u003e\u003c\/p\u003e\r\n\u003cp\u003e\u003ca href=\"https:\/\/files.seeedstudio.com\/products\/100035909\/LR2021_e769v02a_868_915_sch.pdf\"\u003eSemtech LR2021_US915 Schematic\u003c\/a\u003e\u003c\/p\u003e\r\n\u003cp\u003e\u003ca href=\"https:\/\/files.seeedstudio.com\/products\/100035909\/LR2021_LoRa_Plus_Expansion_Board_e758v03a_sch.pdf\"\u003eExpansion Board Schematic\u003c\/a\u003e\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003ctable style=\"width: 76.9148%;\"\u003e\r\n\u003ctbody\u003e\r\n\u003ctr\u003e\r\n\u003ctd style=\"width: 89.6958%;\" colspan=\"1\" rowspan=\"1\" width=\"424\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eWio-LR2021 Module for 868\/915 MHz \u0026amp; 2.4 GHz Bands\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003ctd style=\"width: 10.4541%;\" colspan=\"1\" rowspan=\"1\" width=\"49\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003ex2\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd style=\"width: 89.6958%;\" colspan=\"1\" rowspan=\"1\" width=\"424\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eSeeed Studio XIAO nRF54L15 Module\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003ctd style=\"width: 10.4541%;\" colspan=\"1\" rowspan=\"1\" width=\"49\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003ex2\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd style=\"width: 89.6958%;\" colspan=\"1\" rowspan=\"1\" width=\"424\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eLoRa Plus Expansion Board\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003ctd style=\"width: 10.4541%;\" colspan=\"1\" rowspan=\"1\" width=\"49\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003ex2\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd style=\"width: 89.6958%;\" colspan=\"1\" rowspan=\"1\" width=\"424\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eLF Antenna (868-915 MHz)\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003ctd style=\"width: 10.4541%;\" colspan=\"1\" rowspan=\"1\" width=\"49\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003ex2\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd style=\"width: 89.6958%;\" colspan=\"1\" rowspan=\"1\" width=\"424\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eHF Antenna (2.4 GHz)\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003ctd style=\"width: 10.4541%;\" colspan=\"1\" rowspan=\"1\" width=\"49\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003ex2\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd style=\"width: 89.6958%;\" colspan=\"1\" rowspan=\"1\" width=\"424\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eUSB Cable Type-A Male to Type-C Male (1m)\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003ctd style=\"width: 10.4541%;\" colspan=\"1\" rowspan=\"1\" width=\"49\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003ex2\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd style=\"width: 89.6958%;\" colspan=\"1\" rowspan=\"1\" width=\"424\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eU.FL to U.FL RF coaxial cable (100mm)\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003ctd style=\"width: 10.4541%;\" colspan=\"1\" rowspan=\"1\" width=\"49\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003ex2\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd style=\"width: 89.6958%;\" colspan=\"1\" rowspan=\"1\" width=\"424\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003eRead Me Note\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003ctd style=\"width: 10.4541%;\" colspan=\"1\" rowspan=\"1\" width=\"49\"\u003e\r\n\u003cp\u003e\u003cspan data-font-family=\"default\"\u003ex1\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003c\/tbody\u003e\r\n\u003c\/table\u003e\u003cbr\u003e\u003cbr\u003e\u003cdiv class=\"certification\"\u003e\r\n    \u003c\/div\u003e\r\n\r\n\r\n\u003ctable class=\"table\"\u003e\u003ctbody\u003e\r\n\u003ctr\u003e\r\n                  \u003ctd class=\"name\"\u003eHSCODE\u003c\/td\u003e\r\n                  \u003ctd\u003e8517799000\u003c\/td\u003e\r\n              \u003c\/tr\u003e\n\u003ctr\u003e\r\n                  \u003ctd class=\"name\"\u003eUSHSCODE\u003c\/td\u003e\r\n                  \u003ctd\u003e8517620090\u003c\/td\u003e\r\n              \u003c\/tr\u003e\n\u003ctr\u003e\r\n                  \u003ctd class=\"name\"\u003eUPC\u003c\/td\u003e\r\n                  \u003ctd\u003e \u003c\/td\u003e\r\n              \u003c\/tr\u003e\n\u003ctr\u003e\r\n                  \u003ctd class=\"name\"\u003eEUHSCODE\u003c\/td\u003e\r\n                  \u003ctd\u003e8517180000\u003c\/td\u003e\r\n              \u003c\/tr\u003e\n\u003ctr\u003e\r\n                  \u003ctd class=\"name\"\u003eCOO\u003c\/td\u003e\r\n                  \u003ctd\u003eCHINA\u003c\/td\u003e\r\n              \u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\r\n\r\n\r\n\u003ctable class=\"table\"\u003e\u003ctbody\u003e\r\n    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