Four wires resistive touch-screen interface with high Sensitivity (USB port/RS232 optional) Standard VGA input (15 pin D-SUB/USB) can match with PC, GPS and security systems Two RCA video input can match with VCD, DVD and camera RGB input for navigation display (optional) Touch-screen for PC display (optional) Built-in speaker/amplifier and earphone jack Operating Systems: DOS/Windows 9X ME 2K XP 7 Vista NT CE / LINUX / Mac£¬ect. Can support almost all kinds of resolution. *Monitor Dimensions: 180 x 123 x 30(mm) *Provider Weight (approximately) Monitor/Shipping: 1.5kg.