1. 4.1 inch screen resolution up to 720P, can support part of 1080P 2. SD/MMC card, USB media MP3 playback function 3. Support MP5, RM, RMVB, MP3/WMA and other movie playback, support picture browsing 4. 7388 super power, maximum power output 45W * 4 channels; dedicated to the car, with circuit protection 5. Colorful lights can be changed freely 6. Full-featured digital buttons, radio can be digitally store/sites/defaultd, long body 7. With 2 channels of video and audio output and AUX IN audio input function 8. FM electronic tuning radio function, support power-off memory 9. Choose classical music, rock music, flat music, modern music 10. Built-in radio FM tuner, manually pre-store/sites/defaultd 18 stations, automatic search and save function 11. EQ sound control, stereo, left channel, right channel selection 12. RCA front line output 13. Full-featured infrared remote control 14. Automatic antenna 15. Super large bright LCD display 16. Mute / equal loudness / clock function 17. Parameters: Working voltage: DC12V Speaker impedance: 4 ohms Maximum power: 50W*4 Volume control: +/-8 dB (bass 100HZ treble 10KHZ) Size: about 188*115*58MM FM tuning range: Tuning range: 87.5-108MHz IF frequency: 10.7MHz Applicable sensitivity: 15dB Signal to noise ratio: 50dB Stereo resolution: 30dB