Alpine CDA-9885 CD/MP3/WMA/AAC Receiver Built-in amplifier (18 watts RMS/50 peak x 4 channels) 2-line BioLite display fold-down, detachable face plays CDs, CD-Rs, and CD-RW discs, including discs loaded with MP3, WMA, and AAC music files (except Digital Rights-protected files) remote control