echnical Specification data
Item Device Parameter Specification / details
System UI Language Simplified Chinese / English
User Interface Icon Operation Interface (OSD Menu)
Security Multi-level Authorities, Multi-level Password
Video Video Input 4 Channels Independent Input with 1.0Vp-p, 75Ω BNC
Video Output 2ch PAL/NTSC Output with 1.0Vp-p, 75Ω BNC, Composite Video Signal
1ch VGA Display Output
Video Display 1 Windows per Screen
Video Standard PAL 25 Frames per Second CCIR625 Lines 50Hz
NTSC 30 Frames per Second CCIR525 Lines 60Hz
System Resource 4 Real Time Recording with 1ch Playback and 4 Surveillance, Online Real Time Surveillance
Audio Audio Input 4 Channels Independent Input, 600Ω RCA (other 16ch loop)
Audio Output 2ch Surveillance/Playback Audio Output, 600Ω RCA
Basic Output 1.0—2.2V
S/N ≤-30dB
Recording Format Synchronous with Video
Audio Compression ADPCM

Digital Processing and Storing Video Compression H.264 VBR / CBR
Image Format CIF (352×288 Pixels)
Video Standard ISO14496
Audio Standard ADPCM
Video Freq. 16Kbps-3Mbps
Audio Freq. 4Kbytes/s
Audio Size Rate 14.4Mbytes/hour
Video Size Rate 57.6M-10800Mbps/hour, Normal: 150Mbytes/S
Storage 1 SATA Hark Disks, Support 700G or Larger
Image Quality 6 Adjustable Levels
Max Frame Rate 25 Frames/second/channel
Resolution Playback (352×288 Pixels)
Real Time Surveillance (704×576 Pixels)
VGA Output (720×576 Pixels)
Data Capture All duplex
Alarm Motion Detect Independent Setting with Each Channel, with 192 Detect Region for Each Channel and 16 Levels Sensitivity
Input 4 Independent Alarm Input (4ch Level Input)
Output 4ch Independent Alarm Output [4ch Level]
Alarm Input Mode Open/Close
Com Port
Serial Port RS485 Signal, Enable to Connect with the PTZ Decoder without External Converter
Serial Port RS232, Common Serial Port
Internet Port RJ-45 10M/100M Broadband Port
Internet Protocol Support TCP/IP, UDP
Internet Transfer Mode Dial-up, ADSL, ISDN, LAN, WAN
Browser Client Soft/ IE
Others Power AC 110~230V (±20%), 50Hz (±2%)
Consumption 15W (without Hard Disk)
Working Temperature 0-50℃
Working Humidity ≤80%
External Dimensions 330(L) × 240(W) × 44(H)mm mm (without Footpads and Pedestal)
Weight 1.5KG (with Hard Disk)
Clock Build-in System Clock and Calendar