... , 4CH Full D1 Digital Video Recorder Real-time DVR FeaturesWith H.264 High efficiency Video CompressionSupport 4CH playback at same ... cardBackup ModeNetwork burn, mobile Hard disk and USB burnVideo Input8channel, BNC, 1.0Vp-p,75ΩVideo Output1 channel, BNC, ... 2048G)Power Supply12V/4.15APower Consumption<10W(without hard disk)Working Temperature0C---55CWorking Humidity10%--90%Atmosphere Pressure86kpa-- ...