Run Out Of Hdmi Ports On Your Hdtv/Monitor/Projector? Want To Reduce The Mess Of Cables Connected To It? The 3X1 Hdmi Smart Switch With Pigtail Support Will Take Care Of These Issues. It Has 3 Hdmi Input Sources To Provide Ready-To-Use Auto-Sensing Capabilities. Which Automatically Switch Inputs When A Signal Is Detected. A Button To Manually Switch Between The 3 Sources Is Also Integrated. By Connected Devices No Ac Adapter Is Required To Operate This Switch, As Long As The Connected Devices Provide Sufficient Power. Hdmi Cables Have The Ability To To Supply Energy To The From Connected Sources.Supported Hdmi Features Up To 1080P, Hdcp 1.0/1.1, 12-Bit Deep Color, 3D And Uncompressed/Compressed Audio Formats Are Some Of The New Hdmi Features Supported On This Switch. Gold Plated Connector; 24K Gold On The 20 Inch / 50 Cm Cable Withstands Corrosion And Reduces Tarnishing.Features & Specifications &Bull;3 Hdmi Inputs / 1 Hdmi Output &Bull;Supports 12-Bit Deep Color Per Channel; 36-Bit Maximum On All Channels &Bull;Supports 3D Devices &Bull;Maximum Video Range To Single Link: 1&Nbsp;920&Nbsp;X1080P &Bull;Supports Hdcp Pass-Through &Bull;Supports 2.5Gbps/250Mhz Per Channel, Maximum Bandwidth Per Screen Is 7, 5&Nbsp;Gbps &Bull;Supports Uncompressed Audio Such As Lpcm &Bull; Supports Compressed Audio Such As Dts Digital, Dolby Digital, Dts-Hs And Dolby Truehd &Bull; Plated Connector 24 Karat GoldNote Plug-And-Forget Auto-Detection Only Works Correctly For Devices That Do Not Output Dc Voltage To The Hdmi Port When Powered Off. Powering Up A Device Gives It Priority. Output On The Other Two Devices. The Priority Output Is Given To The Next Device On The Switch If The Current Output Device Is Disabled. Make Sure The Connected Devices Are Supplying Sufficient Power To The Switch.Devices That Require Hdcp 2.2 Or Higher May Be Incompatible (E.G. Roku 4).Please Use High-Speed Hdmi Cables &Le; 50Ft/15M. 28Awg Recommended.