User Manual24that you want remotely access and then press Login to enter the main page.Chapter 9: Specification4 / 9-Channel DVRItems DescriptionsVideo Standard NTSC/PALVideo Input/Output 4 Channels/2 Channels,9 Channels/1 ChannelAudio Input/Output 2 Channels/2 Channels,1 Channel/1 ChannelResolution NTSC:720X480@30fps(Each Ch)PAL:720X576@25fps(Each Ch)MonitoringFeatures Full-D1,1-CH/4-CH/9-CH DisplayResolution NTSC:720X240@60fps(4/9Ch.Total)PAL:720X288@50fps(4/9Ch.Total)Features Variable Frame Rate/Variable QL per ChannelRecordingQuality 4-Level(Highest, High, Normal, low)Audio ADPCM2 CODECVideo MPEG-4Motion Detection Settable Window/LevelMicroprocessor 32-bit RISC ProcessorNetwork Interface TCP/IP(RJ45)Network Monitor IE(Internet Explorer) PC Viewer SoftwarePTZ Interface RS-485USB Interface USB 2.0VGA Output OptionalRemote control IR remote control