... Ratio, Auto-adjust, Phase, Clock, H/V Location, Languages, Function, ResetTouch screen TypeKeetouch 17” SAW touchscreenTouch System InterfaceRS232 and USBRegular ... Warranty3 years; except for LCD panel 1 yearPower SupplyComputer:External brick; Input (line) ... change follow the LCD panel and computer system configure All-in-one Touch computer