CD/HDCD/AM/FM/MP3/WMA Playback Auto-load Deck Mechanism USB/SD/MMC Slot to play MP3/WMA Flip Down Detachable Panel Electronic Anti-shock Protection Electronic Tuning PLL Stereo AM/FM Radio Large LCD Display Multi-Language OSD Multi-Subtitle Multi-Angle Viewing 40 second CD Electronic Skip Protection (ESP) Zero Memory Current Draw A/V Output x 1 set (RCA) A/V Input x 1 set (RCA) Real Clock Function Output 4 x 25 Watts power output Salt-water resistant;Waterproofing. Wireless Remote Control Sirius Satellite ready (tuner sold separately) Full iPod controls (adapter cable sold separately) Optional: IPod/Sirius Satellite function; 4x7/4x45 Watts power output function; Bluetooth function.