HDMI Switch, 3 Port 4K HDMI Switcher, Coursin 3 in 1 with Pigtail Cable Switch Splitter High Speed Connector Supports 4K,3D,1080P HD Audio Expand Your HDMI Capacity: HDMI Splitter 3 in 1 out with High Speed Pigtail Cable, 3 Ports Auto Switcher Hub to Expand Your HDMI Capacity, connect up to 3 HDMI compatible devices for seamless transitions without external power required. Supported 4K 3D Resolution: The 4K 3D ultra HD HDMI Switch Splitter can transmit video of 4K Resolution and 3D as well.you can experience brilliant 4K resolution, deep color, as well as 3D compatibility. Plug and Play: No extra power required. The HDMI switch will obtain power automatically from the source devices through the HDMI ports. NOTE: for only some devices, when their HDMI port can not provide sufficient power for this switch to work. You need to connect three source devices to the input ports. 3 Port HDMI Switch: 3 HDMI ports in and 1 HDMI out for various HDMI devices. 3 HDMI source devices to be connected and manually selected to play, to avoid frequent disconnection and reconnection. Save your time and money. 24k Gold Plated Connector resist corrosion, reduce tarnish and increase transmission performance. HDMI Splitter 3 in 1 out with high speed pigtail cable, 3 ports auto switcher hub to expand your HDMI capacity, connect up to 3 HDMI compatible devices for seamless transitions without external power required.