HDMI Splitter 1 Input 4 output: The HDMI splitter distributes 1 HDMI source to 4 HDMI displays simultaneously. Both displays will show the same video and audio simultaneously and allow you duplicate the screen to different rooms. Feature: HDMI version: HDMI 1.4 Input cable distance ? 5m (1080P resolution) Onput cable distance ? 10m (1080P resolution) Max single link range: 3860*2160P 30Hz Resolutions DTV/ HDTV: 576i/ 576p/ 720p/ 1080i/ 1080p/ 2160p. Digital audio format: DTS-HD/ Dolby-true-HD/ LPCM7.1/ DTS/ Dolby-AC3/DSD Wide Compatibility: Works with all devices fitted with an HDMI port. such as: PCs, laptops, gaming consoles ,XBox, PS3/4, Blu-Ray DVD player, Satellite Receiver, Route Roku, projectors, TV receivers , HD-Ready, Apple TV, Samsung TV and more. What You Get: 1* HDMI spliter 1x4; 1* HDMI cable; 1*5V Power Adapter. And come with best After-sale service. If you have any questions please do not hesitate to contact us ,We will try our best to solve problem for you. Note: 1.It will not extend monitor screens. 2.The HDMI splitter is not support ARC function. 3.NOT Hdmi splitter 4 input 1 output, can't switch 2 signal source to one display. 4.If Your HDMI Source Device (like XBox, PS4) supports 4K, please use a HDMI cable 2.0 to connect 4K HDMI Source Device & HDMI switch & display, since HDMI cable 1.4 (or below HDMI 1.4) isn't enough to support the resolution of 4K (4096*2160). 5.If one of your display resolution is 720p,and one of another is 1080p, when the output signal is 1080p,it gonna sen the same signal to both displays,what you will be going to realize that the maxinum resolution that send to both displays are 720p even though it can accept 1080p.