Yatour Digital Music CD Changer Compatible with Bluetooth Function Car Adapter Hands Fress Call Adapter USB charging For Mazda 2 3 5 6 MX-5 RX-8 MPV etc This product can be compatible with Bluetooth Function (Optional QL-BTA045) Hands-free Phone Call (HFP): supports call on/off, car radio buttons and steering wheel buttons. AUX Input: Supports 3.5mm auxiliary input. Wireless AVRCP Control: controls Prev/Next Track, Pause/Play, Fast forward/backward via car radio buttons or steering wheel buttons easily and safely. Hi-Fi Sound Quality, Easy Charge: Offers 5V/1A standard USB charging port.