The bluetooth module is made for .Just plug the 14pin connector into the socket back of your radio.Pair your phone or mp3 or pad with bluetooth to the module.It is bluetooth 4.0 version, not need password when connecting.Choose AUX from your radio and you can play music from your phone in your car.Cable length: 1.5mConnector: 14PinBluetooth module connector: 12VThe adapter is compatible with the following models:for C30for C70for S40for S60for S70for S80for V40for V50for V70for XC70for XC90Material:plasticColour:blackPackage Contents:1 * Bluetooth AUX audio cableOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.