JDY-21 Bluetooth-compatible BLE 4.2 2.4GHZ Ultra Low Power Module 1.8V-3.6V Uart Communication Interface Data Transmission
USD 1.15USD 1.54
JDY-21 Bluetooth-compatible BLE 4.2 2.4GHZ Ultra Low Power Module 1.8V-3.6V Uart Communication Interface Data Transmission