... such as strong peripheral compatibility, expansibility, and not using polarized glasses in front of the projection lens. So, it can achieve ... 100 KHzVertical Refresh Rate50 - 85 HzOperating Temperature41 to 95°F (5 to 35°C), 85% Max HumidityPower SupplyAC Input 100-240V ... Watts(STD), <1 Watt (Standby)Standard AccessoriesAC Adapter, 3D glasses*5,HDMI Cable, DVI to HDMI Component Cable, VGA Cable, DVI ...