Smart & Automatic Operation - has the key-press-switching function</br>3-Port HDMI Switch - 3 HDMI ports in and 1 HDMI out for various HDMI devices such as Xbox One S Xbox 360 PS3 Beamer DVB Receivers Blu-ray Player Apple TV Laptop HDTV/HD Monitor.</br>HDTV 4K (3840x2160P) resolution 3D display supported.</br>One Fixed 1.8FT HDMI Cable (pigtail) provided plug and play</br>HD Audio and HDCP Compliant- Audio Formats: LPCM DOLBY AC3DTS7.1Direct Stream Digital. No distortion of audio or video no delay in signal transference</br></br>Product Description</br></br><br>Gana 3 Ports HDMI Intelligent Pigtail Switch with HDMI Cable <br> <b> Introduction: </b> The 3x1 HDMI Intelligent Pigtail Switch has Intelligent Switch function--Automatic and Manual Switch. It allows you to connect 3 HDMI sources to 1 HDMI sink such as HDTV monitor or Projector. It support 3D devices Full HD 1080p and 4K X 2K (4Kat30HZ). <br>No power adapter is necessary to make this switch work.The HDMI cables have the capability to deliver power from connected devices.<br> <b> Specifications: </b><br>-24K Gold Plated corrosion-resistant connectors to ensure superior signal transfer<br>-21.6in/55cm cable?? resisting