BT19 CC2541 Bluetooth-compatible BLE 4.0 2.4G WiFi Wireless Module Serial Port Transparent Transmission Master-Slave 3.3V UART
USD 3.97USD 5.36
BT19 CC2541 Bluetooth-compatible BLE 4.0 2.4G WiFi Wireless Module Serial Port Transparent Transmission Master-Slave 3.3V UART