The Alpine iXA-W404 has a high-resolution, 4.3-inch color touch-screen display with graphical user interface. The USB connection of this Alpine car audio allows easy scanning of large digital-audio collections. Enjoy your MP3, WMA, and AAC audio files stored in your audio players and mass storage devices even on this in-dash car stereo. The Alpine iXA-W404 also includes an AM/FM tuner, analog AV RCA inputs/outputs, 3-sets of preamp audio outputs and a dedicated video input. This in-dash car stereo allows for the integration of external digital audio sources like DVD changer and HD Radio. This Alpine car audio has an 18Watt X 4-channels RMS output that helps to produce quality sound.