Atac Technology Co., Ltd.

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USB2.0 Video Surveillance Grabber - Model: VD-400

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Model: VD-400


This surveillance USB device has the ability to record 4 camera videos simultaneously. Its unique design and easy connection through USB port provides 4 video input, which makes real-time monitoring and recording a breeze. It is small enough to fit in the palm of your hand; it is especially ideal for your notebook and portable surveillance application.


  • 4 video simultaneously display/recording in one device
  • Display capability
    - Support for One screen/Four screen/Sequence display mode
    - Supports full screen display
    - Camera ID, date/time status display
    - Support Camera rename function
  • Recording capability
    - Instant/Schedule recording
    - Adjustable Recording frame rate
    - Supports Linear or Circular (overwrite) mode
    - Allows independent recording on multiple cameras
    - Audio recording support
    - Time stamp support
    - Camera ID, start date/time logged into database
    - Selectable Recording drive
  • Playback capability
    - Record Information display
    - Powerful video search engine allows you to search by time mode, date mode, camera ID and so on.
    - Scroll bar to search the video you needed
    - Exact date/time and length display
    - Playback speed control
    - Rewind/Replay support
    - Snapshot support during playback
    - Print support for image capture
  • Motion Detector
    - Camera Select Support
    - Detecting Sense (Low, Mid, High)set support
    - Detecting Action (Record, Alarm)set support
    - Alarm light Display


  • Display frame rate : Up to 30fps (NTSC), 25fps(PAL) for one video input, and 2-3fps for four video input
  • Highest recording frame rate : Up to 30fps (NTSC), 25fps(PAL)
  • Lowest recording frame rate : 1 fps(NTSC), 1 fps(PAL)
  • Audio recording supports one camera only
  • Still image capture : 640 x 480, JPG format.
  • Analog video : 4 analog video input RCA port
  • Video system : NTSC, PAL multi system support
  • Recording file size 400MB per day (based on low mode and 1fps)
  • Compression type : MPEG-4

Minimum System Requirements :

  • Video Card (system with onboard graphics chip is not recommended)
  • USB 2.0 equipped computer
  • Intel Pentium 4 - 1Ghz or above or equivalent AMD processor
  • 128MB of RAM
  • Win7/XP/Vista

Package Contents :

  • USB grabber unit
  • Driver and software
  • User's Manual