Sony Xplod CDXGT620IP GT Series Head Unit (Discontinued by Manufacturer) CD player with built-in amplifier (17 watts RMS/52 peak x 4 channels) Plays CDs, CD-Rs, and CD-RW discs, including discs loaded with MP3, WMA, and AAC files Built-in iPod controls and connection -- no other equipment needed Inputs: front-panel auxiliary input