USA SPEC BT45-HON3 Bluetooth Phone, Music & AUX Input Kit for Select 2003-2014 Honda & Acura Models For Vehicle Application Guide PDF, see Product Information Section below. Change Tracks and Answer/Reject Calls using the Radio Buttons. Automatic Audio Switching upon Incoming Call. Stereo 3.5mm Auxiliary Audio Input. 2.1 Amp USB Charging Port.