POWER ACOUSTIK PD-450 Single DIN Multimeadia Source with Motorized Detachable 4.5-Inch Oversize LCD Touchscreen Full Operation Touch Screen Controls make navigating through the extensive features of PD-450 an ease with a tap of the screen to access all menus and settings. You'll find separate front, rear, subwoofer, and line-level RCA pre-amp outputs on the back - all 2V max. Read up to a 16gb SDHC card or USB Drive for MP3 audio and MP4 video playback, or view and save photos with the JPG photo viewer. Rear View Camera Input with Trigger 52w x 4 MOSFET Speaker Outputs