1.HDMI switcher 3 in 1 out:3 ports,high-quality 24k gold plated mental connector ,Standard HDMI 1.4 cable with ,3 HDMI LED Indicators to know working status, Inputs Can Be Switched by The Buttons, Greatly Reduce The Signal Interference. 2.Support 3D:High compatibility,Works well with HDTV,PC,PS3,Xbox One,Xbox One S,Xbox360,Nintendo Switch, Projector,STB,Wii U,Blu-ray player,DVD Player,Cable Box,etc. 3.Plug and Play:No drive, fast transmission, stable connection.You don't constantly unplugging and replugging HDMI Cables anymore.It's safe and convenient to use. 4.Hdmi switches: No extra power required.Power is automatically transferred via the 5V signal in HDMI Cable. No installation software required. Comes with 1 fixed HDMI pigtail cable. 5.Note: This is a 3 Ports HDMI Switcher, not a HDMI Splitter.HDTV resolutions up to 1080p, computer resolutions up to 1920x1200.HD Audio and HDCP Compliant. Please refer the User Manual before use.