Ran out of HDMI ports on your HDTV/monitor/projector? Want to reduce the mess of cables connected to it? SAURLUS 3x1 HDMI Intelligent Switch will take care of these problems. HDMI Switch Powered from Connected Devices No power adapter is necessary to make this switch work, as long as the connected devices supply sufficient power. HDMI cables have the capability to deliver power from connected sources. Enjoy The Most Luxurious Video And Audio Maintains high resolution video - beautiful, sharp HDTV resolutions up to 1080p, and computer resolutions up to 1920 x 1200 are easily achieved. Signal Stability The HDMI switch have amplify signal function, the output sends the high definition audio or video signals to a high definition display, so the signal transmission is stable and farther away. The 24K gold-plated ports resists corrosion and reduces tarnish. Easy Plug and Play Easy plug & play operation Simply plug in the HDMI input sources into the input connections and the output connection to your TV or projector Features Multi-device connects to the TV Support, Random switch and avoid the problem for plug & pull. 1080P Full HD,3D,HDCP Supports, compatible with HDMI high speed. Audio and video synchronization, easy connection to plug &play. 24K cuprum-plated-gold HDMI port connector, resists corrosion and High speed transmission. Stable Performance and Perfect Compatibility. Package Includes 1 Hdmi Switch 1x User Manual Worry-Free Warranty 12-month warranty and friendly customer service NOTE ※Devices that require HDCP 2.2 or higher may be incompatible (e.g. Apple TV 4) ※ PS4 may be incompatible