12 Ago JDY-31 Low Power Bluetooth 3.0 BLE CC2541 Support Airsync iBeacon Module Board
1 JDY-31 Bluetooth 3.0 BLE Low Power CC2541 Support Airsync iBeacon Module. Support Bluetooth SPP protocol, the transmission speed of up to dozens of K per second. 2: Bluetooth POS machine. 4: Bluetooth wireless data transmission....