GROM Audio VOL01A3 for Select Volvo cars Auxiliary interface; Android iPod Bluetooth capable Adapter GROM-AUX adapter digital audio interface will help you to connect your MP3/XM/DVD/iPod player directly to the factory stereo. Adapter provides the audio connection to the car stereo via CD changer or extension port. GROM Audio interface ensures CD quality sound from any audio source to the car stereo speakers. Simple plug-n-play installation saves you time and money. 3.5mm phone jack connectors allows seamless connection for your MP3 player device to the car radio. PLEASE NOTE: USB port on the auxiliary cable C-35USB is for charging only, it will NOT let you to play the music directly from USB stick or Android phone. OPTIONAL feature SOLD SEPARATELY: upgrading to iPod/iPhone interface via ipod cable (SKU: ISIPD) OPTIONAL feature SOLD SEPARATELY: Bluetooth capability for hands free use of your mobile phone and wireless music playback via GROM Bluetooth Dongle (SKU: BTD) ATTENTION: Please see compatible cars in Product Description.