HM-10 Bluetooth 4.0 BLE CC2540 CC2541 Serial Wireless CC41-A For Arduino Android

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HM-11 JDY-10 Bluetooth 4.0 BLE Serial Transmission Module Comptible with CC2541

BLE Bluetooth 4.0 CC2540 CC2541 Serial Wireless Module For Arduino Android IOS

3.3V UART serial to RS485 SP3485 Transceiver Converter Communication Module

HM-11 Bluetooth 4.0 BLE Serial Transmission Module Comptible with CC2541

Type-C ESP32-S3 WIFI Bluetooth Development Board 240MHz SP32-S3R8 For Arduino