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 List:
1xTV Video wall controller
1x USB Cable
1xRemote control(without battery)
1xUser manual
Logistics information
Our products are located in Hong Kong, China, and the logistics speed depends on your specific location. According to our experience, it usually takes about 15-20 days of transportation time
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How to choose the correct size:
Step 1 Please measure your foot length carefully.

Step 2 Please choose the correct size according to your foot length and chinese size.
For example, If your foot length is 255 mm , you should choose the size 8.
