... 4 wires resistive touch panel USB Touch / VGA input / AV1 /AV2 Headrest design Factory Supply 12 inch Touch Monitor , Support VGA, USB, AV (DVI, RS232 optional) Highlight ... controller, DC Adaptor, Software CD, User Manual, Touch Pen, BracketColor: Black, Silver or custom More images----------------------------------------------------- 7" Headrest Touch Monitor, Support VGA, Resistive Touch Screen ...