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Standalone DVR
  • Features
  • Specification
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  1. Key Features
    • Each channel supports up to 4CIF recording and CIF real time recording
    • Dual stream
    • VGA output
    • 1 SATA interface
    • Support main and auxiliary video output
  • DS-7204HVI-S
Video/Audio Input
Video Compression:  H.264
Video Input:  4-ch
Video Input Interface:  BNC (1.0 Vp-p, 75Ω)
Audio Compression:  OggVorbis
Audio Input:  1-ch
Audio Input Interface:  RCA (2.0 Vp-p, 1 kΩ)
Two-way Audio:  1-ch (Audio In)
Video/Audio Output
Live View Resolution:  4CIF (PAL: 704x576, NTSC: 704x480)
VGA Output:  1-ch, resolution: 1024×768/60Hz
Recording resolution:  4CIF/DCIF/2CIF/CIF/QCIF
Video output:  1-ch, BNC(1.0Vp-p, 75Ω)
Video Spot Output:  1-ch, BNC(1.0Vp-p, 75Ω)
Frame Rate:  4CIF: 6fps; DCIF: 12fps; 2CIF: 12fps; CIF: 25(P)/30(N) fps
Video Bit Rate:  32Kbps~2048Kbps, or user-defined (Max.8Mbps)
Stream Type:  Video/Video&Audio
Audio Output:  1-ch RCA(Linear electrical level, 600Ω)
Audio Bit Rate:  16kbps
Dual Stream:  Support
Synchronous Playback:  4-ch
Hard Disk Driver
Interface Type:  1 SATA Interface
Capacity:  Up to 2TB capacity for each disk
External Interface
Network Interface:  1 RJ45 10M/100M adaptive Ethernet Interface
USB Interface:  1 USB interface, support USB disk, USB HDD and USB CD/DVD-R/W
Serial Interface:  1 RS-485 interface (for PTZ control)
Alarm Input:  4-ch
Alarm Output:  1-ch
Power Supply:  12VDC
Consumption:  ≤20W (without HDD)
Working Temperature:  -10°C~+55°C(14°F~131°F)
Working Humidity:  10% ~ 90%
Dimensions:  315(W)×230(D)×45 mm(H)
Weight:  ≤2.8Kg (without HDD)
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