... H.264 4ch standalone triplex dvr Features: Adopts the standard Main profile H.264 compression technology D1 and CIF can be adjusted. supports 4ch recording, Network ... DVR Recorder production line contains: 4/8/16 channels 3G Stand Alone DVR, H.264 DVR, CIF DVR, D1 DVR, Combo DVR, DVR Kits... 4CH D1 H.264 4ch standalone triplex dvr ...