The CDA-9851 is a SwingFace head unit with a wide range of sound personalization functions from Alpines signature Bass Engine controls. In addition to playing all CDs, MP3 and WMA discs, now you can drive your iPod. Just hook up the KCA-420i iPod interface adaptor, plug in your iPod, and youre ready to go. Plus its Versatile-Link Ready so youve got the option of connecting a video game console, VCR, or other source, This unit is OEM Steering Remote Ready so you can still control your head unit conveniently from your steering wheel.