4UCam 4.3-Inch Widescreen Portable GPS Navigator Touch Screen with Wireless BACKUP CAMERA Day & Night MP3, Image Viewer, Video Player 4.3-inch touch screen GPS navigation system + wireless backup camera Text to speech Audible Turn-by-turn Navigation, points of interest, 2D or 3D maps, MP3/Video/Image Built-in Wireless Backup System, wireless license plate camera day & night vision Pre-Loaded Detailed US, Canada MAPS, SD Card Slot with 2G SC Card Built-in Rechargeable Li-ion Battery, Built-in Wireless Backup System