Car Wireless Bluetooth Controller Mobile Phone Multimedia Multi-functional Steering Wheel Remote Controller1. This Bluetooth Media Button allows you to control music at your fingertips with a single press when your smart phone tablet is out of your reach. 2. It is s a media control button that allows you to play or pause music, skip back or forward a song, increase or decrease the volume of your media. 3. Use the included mount to attach the Media Button to your steering wheel or onto bicycle handlebars, allowing you to keep your eyes on the road and your hands on the wheel. 4. Power saving mode, if you do not touch it for about 30s, the button will turn off automatically. 5. Convenient to use, small and compact. 6. Compatible with iOS devices supporting Bluetooth 4.0 and later, for Android OS 4.0 or later.