Mini 4-Channel USB Quad Video DVR Adapter For Computer
This 4-channel mini quad video DVR combines 4 BNC or RCA video inputs together into different styles of split-screen views for one screen display and recording too.

It is ideal for security surveillance, nursery care, home entertainment, driving vehicle, game playing and so on. 

Users have the option to connect the quad video processor to a PC or Mac for recording through using the supplied USB DVR adapter for recording, viewing and playback on computer monitor.

This multi-view screen video processor can also provides various split screen mode options for viewing multiple video feeds or cameras at the same time.

Compatible with all analog video camera such as wired or wireless surveillance camera, microscope or camcorder.

For a fast, easy, and economical home surveillance solution, this quad video DVR kit is the premium product of choice.

Multiple Composite Video Inputs 
Unit is built with 4 RCA video inputs with 1 RCA output. It is also able to accommodate BNC video inputs and BNC video output too through using RCA to BNC adapters (not included)

Stand Alone Operation
The quad video processor can work alone for displaying the cameras or videos on TV or monitor directly. 

Users can use the IR remote or push buttons on the front panel for selecting video output mode, auto channel switching or video input channel.

Plug And Play Setup - No Driver Needed
The USB DVR adapter included in the package is for optional recording use. It is fully plug and play with no driver installation needed for all Windows including Win10, Win8/8.1, Win7, XP and Mac OS. 

Surveillance Camera Live View On Computer Screen
Users can connect any type of analog video camera such as wired or wireless surveillance camera, microscope or camcorder to quad video multiplexer first and then output to the USB DVR adapter installed in computer so they can see or record the live camera feeds or video on the computer monitor screen.

DVR Recording
This 4-channel video mulitplexer supports recording function through using the included USB DVR adapter for hookup with computer.

This DVR video adapter can work with various free software such as OBS, Potplayer or VLC player for recording video audio feeds and save the recorded video clips into computer hard drive for playback or further video editing.

Real-Time Split Screen Modes
All video channels can be presented in the following 7 different modes:

• 4-channel quad screen mode
• 4-channel H-type split screen mode
• 3-channel split screen modes with overlay of 3 video channels
• 2-channel split mode in horizontal split fashion
• 2-channel split mode in vertical split fashion
• 1-channel full screen
• Auto sequential channel switching mode

Each split screen mode is easily activated through using the front push button or IR remote.

Image Mirroring Support
This split-screen video processor provides users with a dip switch so users can select either normal image or mirror image if needed.

Automatic Sequence Switching Support
This quad video processor supports automatic channel switching, which will cycle through all video inputs from various cameras or video devices and can be activated by the IR remote or the front push button.

Mini Compact Size With Universal Video System Support
Built with metal enclosure in mini size at 4.2" (W) x 2.1" (D) x 1" (H) or 107mm(W) x 53mm(D)x 21mm(H).

• 4-channel video surveillance DVR system for monitoring or recording video on your TV or computer screen.
• Stand alone quad video processor bundled with a plug-and-play USB DVR adapter for recording use in Win10, Win8/8.1, Win7, XP and Mac OS.
• Combine all 4 or selected input video feeds into different styles of split-screen views on one display for preview, live monitoring or video recording.
• Supports recording function through using the included USB DVR adapter for hookup with computer.
• Supports any type of analog video camera such as wired or wireless surveillance camera, microscope or camcorder.
• Easy and fast switching between video/audio inputs, split-screen modes by using IR remote control or push buttons on the front panel.
• Supports total 7 screen modes including 4-channel split, 3-channel split, 2-channel split, 1-channel full-screen and auto sequence.
• A dip switch for mirroring view so users can select either normal image or mirror image if needed.
• Supports auto sequential channel switching function.
• Able to accept a mix of both NTSC and PAL video or camera inputs at the same time and still provide clear color picture screen.
• Built with metal enclosure in compact mini size.

• Video Inputs: RCA/BNC x 4, 1.0Vp-p composite 75 ohms
• Video Output: RCA/BNC x 1, 1.0Vp-p composite 75 ohms
• Video Resolution: NTSC:720×480 pixels at 60Hz : PAL:720×576 pixels at 50Hz
• Split-Screen Output Mode Support:
  • 4-channel quad screen mode
  • 4-channel vertical split screen mode
  • 3-channel split screen modes with overlay of 3 video channels
  • 2-channel split mode in horizontal split fashion
  • 2-channel split mode in vertical split fashion
  • 1-channel full screen
  • Auto sequential channel switching mode
• USB DVR Adapter:
  • Video Inputs: RCA Video Input + S-Video Input + RCA L/R stereo audio Input
  • OS Support: Plug and play for use in Win10, Win8/8.1, Win7, XP and Mac OS
• Operation Temperature: -30ºC ~ 60ºC (-22°F ~ 140°F)
• Power Supply: DC 5V ~12V
• Dimension: 4.2" (W) x 2.1" (D) x 1" (H) or 107mm(W) x 53mm(D)x 21mm(H)

• Mini quad video mixer unit
• USB DVR adapter
• IR remote 
• AC/DC power adapter  
• User manual