Bluetooth controller</br>Knob controls the track?? play?? pause?? and volume</br>Mounts into a standard Carling switch opening</br>3.5 mm connections for a main output and aux input</br>Controls volume for Bluetooth and auxiliary</br></br>Product Description</br></br>The Wet Sounds Bluetooth Rocker Switch Controller is a remote control device that hooks up to your Bluetooth audio system. It's specially designed to mount in a standard Carling style switch opening. This knob controls all Bluetooth functions as well as the system volume. It can change the track?? play or pause?? as well as lower or raise the volume. The remote output turns the amplifier on and off. The 3.5 mm connections for a main output and an auxiliary input. The controller is easy to use and has big enough buttons to keep your eyes on the route and off the dash.</br><br/>http://www.amazon.com/gp/product/B01NH011A2