4 Channel Standalone DVR Card PTZ camera control in local and remote area E-mail notification 3G support FEATURES:• Stand-Alone DVR, H.264 Compression • High ... to 6T in Total )Video Input4 channel, BNC , 1.0V p-p/75ΩComposite Video Output1 channel, BNC, 1.0V p-p/75ΩMonitor ... Video Output1 channel, BNC, 1.0V p-p/75ΩVGA ...