CD/MP3/USB/SD/MMC Card input MP3 player; Supper Electronic and Mechanism Anti-shock; The Unti-steal Detachable Panel; Special Sound Field preares to establish POPS, JASS, ROCK. Repeat / Program / Random / Intro Play; AM/FM Stereo; 30 preset memory; Auto Memory Store / Preset Scan; 45W*4 Power Output; Encoder Volume Control; Mute / Loud Control / Clock; Aux input; RCA Preamp Output; Wireless Full Function Remote control; RDS Function Optional; Installation Size: 154(L)*178(W)*50(W) Packing information: Unit size: 154*178*50mm Unit weight: 1680g Unit packing: Color box Box size: 25*22*10cm Outer carton: 5 pcs/ctn Carton size: 52*27*25cm N.W/G.W: 10/11kgs 20ft/40HQ: 3990/9400sets