... applicable)MODEL:HM15C1DESCRIPTION:Display: 15 inch, high-precision professional LCD screen, high brightness, contrast and response speed Resolution: XGA ... angle: horizontal, vertical viewing angle of 160 degreesTouch screen (optional): USB interface, digital touch screenPower source: ... temperature: -20 ° C ~ 50 ° COperating temperature:0 ~40° C Medical colorful LCD monitor (endoscopic applicable)