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Specifications

4ch DVR with network Compression standard: MPEG-4 Video signal: PAL/CCIR,625 lines,50 fields/second Video input : Composite:1.0V p-p/75Ω,BNC linker? Video output :Composite:1.0V p-p/75Ω,BNC linker? Audio input: RCA linker? Audio output :RCA linker? Alarm input: no voltage contact to close,always open or close,4channels input Alarm output: no voltage contact to close,always open,2 channels output Alarm mode : Sensor Alarm; Motion Detect Alarm, Video loss alarm Network mode :10/100MMeet Ethernet port automatically,support LAN\WAN and ADSL Dynamic IP networks(optional) Backup mode : network,USB(optional) Resolution : vision:704?76 Image:CIF 352?88 1/2D1 352?76 D1 704?76 Hard disk: 1IDE;Support two 300G more than large hard disks Electron clock : Year/Month/Day;Hour/Minute/Second Power source : DC12V 5.0A/50Hz Power : 40W(not include the hard disk) Environment temperature: Work Temperature:+5℃~+50℃;humidity:< 90% Store Temperature:-20℃~+70℃;humidity:< 95% Exterior size :wide ?high譫eep:310?5?80mm