... touch screen pc all in one Material:Aluminum,steel 4wires/5 wires resistives 1G RAM(can up to 2GB),320G HDD VGA,USB,HDMI Bracket(optional)WIFI ... (optional)Aluminum bezel,motherboard with fan,good coolingpolishing, sand blasting, wire drawing, electrophoresis, spraying, oxidation, screen ... Lcd panelLcd panel:19" 4:3 digital panel Resolution:1280*1024 Contrast:800:1 Brightness:400 cd/m2 Touch screen ...