... adapter / power supply 1.UL/CUL,PSE,GS,BS,CE,CB,FCC 2.Low price and reliability 3.High efficiency Digital Video Recorder DC adapter / power ... supplyDetailed description 1)input voltage: AC 100-240V 50/60HZ2)range voltage: AC 90-264V ... 47/63HZ Safety Approvals UL/CUL, PSE, GS, BS, CE, CB, FCC ...