H.264 4ch full ... DivisionFull, Sequence, Multi-screenAudioInputChannels4 BNC, 1 RCAOutputChannels1 BNC, 1 RCACompression TypeG.711RecordingVideo CompressionH.264Frame Rate ... ResolutionPAL704×576/352×288NTSC704×480/352×240Individual Camera AdjustmentFPS, Quality, Resolution, Bit RateHDD ... RecordingUp to 30 SecondsCommunicationConnectionEthernet RJ45, 10/100mbpsProtocolTCP/IP, RTMP, RTSP, SMTP, DHCP, DNNS, ...