HDMI Splitter 1 In 4 Out : 1x4 HDMI splitter split duplicate audio and video signal from one single Hdmi source to 4 different HDMI displays simultaneously without without lag, flash, drop in resolution.The heavy-duty cool metal enclosure protects the insides and keeps the unit cool by aiding in quick heat absorption and dissipation. 4 way hdmi splitter supports resolution 4Kx2K@30Hz, Full HD 1080P, 3D, deep color 8/10/12 bit. Plug and play, no software required. Long Distance Transmission : The 1x4 HDMI splitter provides you an extra long distance for video/audio transmission, which up to 100ft（Input 40ft, output 60ft) with the HDMI standard cable. Allow you duplicate the screen to different rooms. It is widely use in trade show, conference room, education and training, home theater and multimedia teaching. Package Includes: 1x HDMI 4k Splitter, 1 x DC 5V Power Adapter and 1 x User Manual.