DVR with VGA,4-channel, H.264 2 channel alarm input, 1 channel alarm output DVR Details:1. H.264 Compression2. Adjustable 5- ... p/75 ohm, VGA x 1Audio Input2 Channel, RCAAudio Output2 Channel, RCAAlarm Input2 Channel, Trigger closed without VoltageOpen or ClosedAlarm ... CDRW, DVDRW and Network SupportedResolutionDisplay: 704 x 576 Compression: CIF 352 x 288 Frames: 1F/S ~ 30F/SCompression StandardH. ...