avedio links 2 in 4 Out HDMI 4KX2K Switch Splitter.This hdmi switcher Compact HDMI selector 2x4 6 Ports with Audio Out (1 SPDIF and 1 AUX for Headphone) Includes IR Remote Control,Power Adapter With built-in automatical adjusting amplifier, it can regenerate the HDMI signal before sending it to the outputs by a longer HDMI cable When HDMI cable connects with HDMI output , the 2x4 switch/splitter can amplify the HDMI singal; supporting highest video resolution 1080p/60Hz, HDMI1.4a, 3D .4KX2K Switches between two input source devices and send the signal simultaneously to four displays.(the 4 display show the same piture at the same time) This Hdmi selector support single high definition display for multiple sources, such as DVD Players and Stellite Receivers, Digital Projectors, A/V Receivers, Set Top Boxes HDMI switcher - Plug and Play.This Hdmi splitter switch Support 3d-1080p,hdmi1.3v -Hdcp 1.2. You Can Connect 2 Different Input Source to four Display Such As connect Dvd, Camera, Cellphone,sky-stb,xbox360 roku to one tv /projector ,roku At the Same Time .