... wire/5-wire Resistive, Infrared, SAW, Capacitive, with USB or RS232 touchscreen interface.3. One aluminum bezel on the front, VESA mount, open frame style and ... lcd monitor, open frame lcd monitor, touch monitor, commercial monitor, CCTV monitor, Panel ... portsDefaultx4 USB(Max x6)Touch TypeTouchScreen TypeResistive(4-wire/5-wire)Optional Touch TypeSAW, IR, CapacitiveTouchScreen interfaceSerial (RS232) ...