HC-04 HC04 RF Wireless Bluetooth-compatible 5.0 Transceiver Master Slave Module Support SPP2.1+BLE5.0 Protocol Converter Adapter
USD 2.44USD 3.48
HC-04 HC04 RF Wireless Bluetooth-compatible 5.0 Transceiver Master Slave Module Support SPP2.1+BLE5.0 Protocol Converter Adapter