Match your phone or pad to bluetooth module.and Choose Aux from your radio, then you can use your phone to through car speakers. - You can just Insert this item to the back radio then Connect the red wire to 12V+, the black wire to 12V-.
The "5X Car Bluetooth Audio Receiver for Ip-Bus 11Pin Bluetooth Aux Receiver7569" is ideal for upgrading the audio system in vehicles with Ip-Bus 11Pin and Bluetooth compatibility requirements.
