Technical Specifications Model: YDL171 Signal: video frequency analog 0.7 vpp.75Ohm impedance Max Resolution: 1280*1024(75HZ) Dot Pitch: 0.264(H)*0.264(V)mm Contrast: 400:1 Response time: 25ms Lightness: 250cd/m2 Scanning Horizontal: 30-80KHZ Scanning Vertical 45-75HZ Band Width: 135MHZ Power Consumption: 40W(Max) Seeing angle: about 150˙ fluctuation 140 display Area: 337.920(H)*270.336(V)mm display color: 262.144 (16.7 m pixel) weight: 3.8kg/net Standards: CCC TCO99