... and interfaces.no requirement of professionals to install;touch all-in-one computer Monitor Size42" 1046.5(width)X 637. ... screenHigh-precision Infrared touch screenTouch density100 thousands per square inch(15 thousands per square centimeter)Durability>50,000, ... ,1 LAN ,1 TVOUT ,2 COM ,built-in speakertouch all-in-one computerhardware configuration can be customized Light and handy ultrathin fashional ...