Bluetooth 5.4 Aux Adapter Wireless Car Receiver USB to 3.5mm Audio Mic Speaker
Wireless Type : bluetooth. Connect the USB and AUX：Plug it into the 3.5mm aux jack and power it by the USB port. Version : Bluetooth 5.4. Bluetooth protocol : A2DP/HFP/HSP/SPP/HID. Next-Level ConnectivityUSB Car Bluetooth 5.4 Audio Receiver.