Pioneer DEH-P401HD (DEH-P400UB & GEX-P10HD) Premier CD Receiver with HD Radio, OEL Display, USB Direct Control of iPod, and 7-Way Rotary Commander High Power Sound - 50 watts to 4 speaker channels Ready for iPod - USB Direct Control for iPod (CD-IU50 cable included) CD/WMA/MP3/AAC Playback - Listen to your music your way Detachable Faceplate - Removable face for added security Advanced Sound Retriever (ASR) to Enhance Compressed Audio