... 4ch recording, Network transmission, and playback simultaneously. Support dual-stream transmission for all channels. Support Multiplex operation: live, record, playback, backup, network transmission ... ,IP CCTV Camera.Stand alone DVR Recorder production line contains: 4/8/16 channels 3G Stand Alone DVR, H.264 DVR, CIF DVR, D1 DVR, Combo DVR, DVR KitsUpdate Date:2012 ...