PAC HFKFD2-P Bluetooth Hands-Free Integration Kit for Select Ford Vehicles with Phone Mute Plug-and-play into the oem radio harness, keeping the factory wiring in tac Provides audio switching for all audio channels Phone kit audio plays through the vehicle front speakers Handsfree Integration Kit for Select Ford vehicles with Phone Mute Plug-and-play into the OEM Radio harness Provides audio switching for up to 4-channels Audio plays through the vehicle's front speakers Can also be hardwired to any aftermarket Bluetooth equipped with a mute trigger and a high level audio output