... highvoltageOperating voltage DC5V±5% Power consumption1W<power consumption <200mA)Power supplyUSB or PS/2,power ripple Max:200mV rmsAgency ApprovalsCE ... LCD display to realize high quality picture, with low- power consumption , Low Radiation ,without twinkle , Not dazzling, ... in performance Accessories 32 inch infrared touch display,power socket,power switch ,2.1 Stereo Speakers with superior quality ...