AFANG Stereo Audio Music Receiver Adapter 3.5mm AUX AUTO with USB Charger and Cigarette Lighter A2DP Bluetooth Wireless Car Handsfree High-quality Bluetooth 3.0 standard (supports A2DP:AVRCP) Supports all with AUX input of car stereo Bluetooth hands-free function/USB charging function,play/pause/previous song/next song Function Compact design,easy to upgrade to the original bluetooth stereo audio Audio transmission:Lossiess transmission 3.5mm audio output port