Specifications:

• Input Ports: 1x HDMI / 1x DVI
• Output Ports: 4x HDMI (connect up to 4 screens)
• Supported Input Resolution: Up to 4K (3840x2160 @30Hz)
• Output Resolution: 1080p Full HD per screen (1920x1080)
• Video Wall Modes: 1x2, 1x3, 1x4, 2x1, 2x2, 3x1, 4x1
• Signal Compatibility: HDMI 1.4, HDCP 1.4, DVI-D
• Bezel Compensation: Supported
• Control: Front panel buttons / IR remote control
• Power Supply: DC 12V
• Applications: Shopping malls, exhibitions, security rooms, conference displays, home theater

Important note:

1. The 4K refers to the HDMI inputs signal only.It supports up to 4K 30Hz input and 1080P 60Hz output.
   
2. Pls use qualified HDMI cable with all 19 pins wired and shielded to pair the source and display.
   Most sync issues are caused by poor cables.
   
3. 180° rotatation only works under 2X2 mode of the first row monitor and 1080P resolutions.
   
4. It supports PCM 2CH stereo audio only either from Aux or the Digital toslink port.And under some cases,
   when the input is 4K 30Hz, there might be no audio. Pls set the resolutions to 1080P.
   
5. This product does not support 90 degree rotation, so it does not support vertical displays and can only be used
   for horizontal displays
   
   
   This HDMI TV wall processor can distribute one HDMI or DVI input signal device (DVD, TV Box, Xbox, PS4, Computer etc.) to 4 HDMI outputs display screens simultaneously, which via LCD splicing screens can form a complete dynamic large video wall screen and digital signage displays, bring you an amazing visual experience.
   

Package Includes:

• 1PCS 4K 2X2 HDMI Video Walll Controller
  
• 1PCS DC 5V Power Adapter
  
• 1PCS Remote Controller without battery
  
• 1PCS User Guide