Giới thiệu Mô Đun Bluetooth Không Dây Dx-Bt18 2.0+ble4.2 Tương Thích Hc-05 Hc-06
DX-BT18 serial port Bluetooth module dual mode SPP2.0 + BLE4.0 transparent compatible HC-05 06 slave mode
Bluetooth protocol: Bluetooth 4.2BR/EDR+BLE+2.4GHZ-Proprietary Working frequency: 2.4GHZ ISM Band Communication interface: UART Power supply: MIN: 1.8V MAX: 3.6V (3.3v recommended) Communication distance: 30-40M (open environment) Pairing code: 1234 (effective for SPP agreement) Serial port parameters: 9600.8 data bits. 1 stop bit, invalid test, no flow control