12v car auto lcd stereo radio sd usb mp3 player aux non cd reader <br /><br />specification:<br /><br />100% !!!<br />power requirments: dc 12v<br />load impedance: 40hm<br />max. power output: 50wx4<br />fm frequency range: 87.5~108.0mhz<br />sd card have music into sd conect can to play<br />usb have music into usb conect can to play<br />wire  plug length: about 18cm<br />item sizel: about 18.7cml x 11cmw x 3cmh<br />package size: about 21.5cml x 19cmw x 8.5cmh<br /><br />basic operation:<br /><br />1. power on/off<br />2. mode<br />3. mute<br />4. clock<br />5. eqsetting p-eq<br />6. lound on/off<br />7. volume sel increasing/decreasing<br /><br />usb/sd operation:<br /><br />1. pause/play button<br />2. mp3 track<br />3. repeat 1/all repeat<br />4. intro<br />5. random<br />6. -10/10<br />7. nuber buttons 0~9<br /><br />fm operation:<br /><br />1. band<br />2. aps/scn<br />3. number buttons 1~6<br />4. radio seek dowm / up<br /><br />12 wires:<br /><br />1.<br />gray:  <br />front rch speaker<br />gray/black: -<br />2.<br />white: <br />front lch speaker<br />white/black: -<br />3.<br />violet: <br />rear rch speaker<br />violet/black: -<br />4.<br />green: <br />rear lch speaker<br />green/black: -<br />5. <br />blue auto antenna outout 200ma<br />6. <br />red to ignition key acc<br />7.<br />black negative ground<br />8.<br />yellow menory back-up 12v<br /><br />features:<br /><br />flip down fixed front panel with elegant carry case.<br />large lcd with power level mater.<br />encode volume control.<br />real time clock function.<br />electronic preset equalizer pop/rock/classic/flat control.<br />led security light.<br />esp electronic anti-shock protection.<br />4x45w watts maximum output power.<br />low-impedance rca line out plugs.<br />pll electronic tuning stereo fm.mpx radio.<br />30 station pre-sets 18fm， station seek， preset scan.<br />automatic memory preset store function.<br />remote control.<br />support mp3/wma file playbackusb/sd/mmc card.<br />mounting accesories.<br /><br />note:<br />it does not support cd， vcd， dvd disc playback.<br /><br />note:<br /><br />1. please check the size measurement chart carefully before making payment.<br />2. please allow 0.5-1 inch difference due to manual measurement.1 inch=2.54cm<br />3. the color of the actual items may slightly differentthe listing images due to different computer sn， thanks for your understanding.<br />4. instruction is included.<br /><br />package included:<br /><br />1 x audio stereo