Usage Tips:Features: HDMI 2.1 Switch Comes with an IR Remote Control and wire desktop controller. The IR remote control enable to swap video sources without leaving a comfortable couch.And the layout of machines and cables can be hidden to make the office desktop more tidy. The controller can support the extension distance of 3.5mm male to female extension wires. HDMI Switch Selector support Ultra HD 8K@60Hz/4K@120Hz/3D/1080P and back forward compatible,Support HDCP 2.3, LPCM7.1,DTS-HD,Dolby-trueHD,DTS-X,Dolby Atoms.Smooth picture switching, no delay, no distortion!Providing you a visual feast and amazing gaming experience. The 8K 60Hz HDMI Switch works with most HDMI-integrated devices,Such as LCD TV, DVD Player, Blu-Ray players, Roku and other HDMI capable devices.Suitable for various occasions such as enterprise office,meeting room, home theater, playing games, etc. The 8K HDMI Switch with remote support plug and play, no additional drivers required. Provides high bandwidth 48Gbps data transmission, Input and output Ultra high speed HDMI cable length could reach up to 5m.If it does not work properly, please connect an external 5V1A power adapter. The HDMI Switch 3 port allow to connect 3 HDMI devices to 1 monitor or projector.Just simply use the 8k HDMI switcher panel button or IR remote control or external control to swap signals without plug and unplug the cables.(Note:Transmit 8K video please use the Ultra high speed HDMI cable and please power the HDMI switch selector when use) Specifications: Item: HDMI-compatible Switch 3 in 1 Out Resolution: 8K Version: HDMI-compatible 2.1 Product size: approx. 13.5x5.5x1.7cm/5.31x2.17x0.67in Note: No retail package. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 x HDMI-Compatible Switcher