Product Details 4Kx2K Switcher 3 In 1 Out 3x1 3 Port Splitter HDTV Pigtail Switcher - Switcher Ports with 20' Pigtail Cable Make life easier by using this switcher to switch between 3 separate devices. You can switch manually or use the smart auto-switching function to switch between devices. 3 In 1 Out HDCP Compliant Supports resolutions up to 4k Supports Deep Color Supports 3D devices Smart Auto Switching or Manual Switching Smart Function - Once a source device is turned on, the switcher will automatically select this source. When the source device is turned off, the switcher will automatically switch to the next powered-on device in the sequence Pigtail Cable - 20' Supports compressed audio such as DTS Digital, Dolby Digital (including DTS-HD and Dolby True HD) No power requiredNote: The data are all manually measured, please allow 1-3cm error; Due to the difference in light and display, there may be some color difference, please refer to the actual object received.