... , Industrial motherboard, with amplifierMulti-media systemstereo Loudspeaker; magnetic-proof, net card, sound card, integrated display card, 2.Grade A+ TFT ... 9 or 4: 33.Infrared Touch screen:Water proof,dust proof,vandal-proof.Material: standard pure glass with thickness of 3mm or heat ... metallic paint or plastic-spray, 2.0MM steel, moisture-proof, anti-rust, anti-acid, anti-dust5.Dimension: 140cm~ ...