Specifications: KENWOODKDC - 333 MP - Flip-Down Detachable Faceplate - Rotary Encoder & Jog Control Knob for Easy Operation - 14-Segment FL Display (8-Digit, Scroll On/Off selectable) - Display Off Mode - Maximum Output Power: 50W x 4 (MOSFET Power IC) - AAC/WMA/MP3 Playback Supreme - System Q - SIRIUS Satellite Radio Ready - HD Radio Ready - External Media Control iPod Ready - TEL Mute - AUX Input with Optional Unit (CA-C1AUX or KCA-S210A) - 2 Preouts etachable Faceplate - Rotary Encoder & Jog Control Knob for Easy Operation - 7-Segment LCD Display (White LED Backlight) - Maximum Output Power : 45W x 4 - System Q - Warranty 1 year