avedio links 4K HDMI Splitter 1 in 2 out for amplifying and splitting HDMI signal to two displays at the same time without video quality distortion </br> HDMI OUTPUT PORT </br> Support signal amplify</br> Support deep color 36bit</br> Support Blue-Ray 24/50/60fs/HD-DVD/xvYCC</br> HDMI resolution: Up to 4K/30HZ 1080P/60HZ</br>POWER SUPPLY PORT</br>For stable AV signal</br>Power source: DC 5V</br>Working current:500MA</br>This 4K 1x2 HDMI splitter will coming with usb power cable and High Speed HDM CableI</br>Please plug the cable before using the HDMI splitter. </br>HDMI SPLITTER 1 INPUT TO 2 OUTPUT</br> HDMI port splitter allows you to be able to display on 2 screens with only 1 HDMI Source. </br>This unit is not a HDMI switch, it will not let you screen multiple HDMI source on 1 TV. Please search B07T2WSY3D on Amazon for HDMI Switch 2 in 1 out. </br>HDMI SPLITTER FOR DUAL MONITOR RESOLUTION SUPPORT</br> Support 4K, 3480x2160p, 3D, and 480i@60Hz | 480p@60Hz | 576i@50Hz | 576P@50Hz | 720p@50/60Hz | 1080i@50/60Hz | 1080p@50/60Hz | 1080P/24Hz | 3D/720 60Hz | 4K@30HZ [For 4K resolution, The frequency can't above 30Hz]Not compatible with HDCP2.2</br>Warm Notice: </br>1.Dual HDMI Splitter displays the lower resolution of two device:For example if one of your display resolution is 720p,and one of another is 1080p, when the output signal is 1080p,it gonna send 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.</br>2.This HDMI cable splitter Just mirrors the displays doesn't extend them,each screen will NOT show a difference page.</br>