1X( 3.0 Silicon Labs EFR32MG21 Universal Open Source Hub Gateway USB4942
11,09 €
3,Base on EFR32MG21 CH340E. 1X(1,Pre-flashed with EZSP v8 (EmberZNet Serial Protocol version 8). 4, 20dBm output gain,PCB antenna. 6,Support OTA Via Uart ( the BOOT button,then and release the nRST button, finally release the BOOT button). ).
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