Sony CDX-GT510 CD/MP3/WMA Receiver 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, AAC, and ATRAC3plus music files (except Digital Rights-protected files) EQ3 (seven preset tone curves and a 3-band equalizer) Compatible with Sony&apos;s iPod adapter Front-panel auxiliary input