Product Details4Kx2K HDMI Switch 3 in 1 Out HDMI 3x1 3 Port HDMI Splitter HDTV Pigtail Switch-HDMI switch port with 20" HDMI pigtail cableUse this HDMI switch to make life easier by being able to switch between 3 separate HDMI devices. You can manually switch or use the smart auto switch feature to go from device to device.3 in, 1 outHDCP CompliantSupports resolutions up to 4kSupports deep colorSupports 3D devicesIntelligent automatic switching or manual switchingSmart Function - Once a source device is turned on, the switch will automatically select this source. When the source device is turned off, the switch will automatically switch to the next power-on device in the sequenceHDMI pigtail cable - 20 inchesCompressed audio support such as DTS Digital, Dolby Digital (including DTS-HD and Dolby True HD)No power supply required