... and constant temperature environment3. Intelligent brightness adjustment system, adjusts the brightness of the panel according to ambient brightness, maximum energy saving, excellent ... 800 MHzDisplay CardNVIDIA GT218 512M Independent Video MemoryHard Disk250 GBInterface12V DC-in, Mic/Audio In, USB 2.0 Port(4), ... 108-115V,50/60Hz AC 208-240 V, 50/60 HzPower Consumption1.0 kW (Mainly for AC starting)All ...