Worry-free after-sales service?: The bottom of the KVM switch has non-slip rubber feet, so it can be placed anywhere without scratching your property. As professional manufacturer, every kit is tested strictly before delivery, If there is any problem with the HDMI Switch received, We offer you replacement. Good Compatibility?: Plug and play, using high technology to decode, no need to drive, transmission technology support such as PC, Laptop, Apple TV, PS3/PS4, Xbox, Sony Bluray player, Nintendo Switch, projectors, audio/video receivers and most of the HDMI capable devices. high-speed transmission without lag, no loss of picture and sound quality. Ultra HD 4K visual enjoyment? Full 10.2 Gpbs bandwidth, Support resolution up to 4K@30Hz (YUV 4:4:4) chroma sampling, making display image more exquisite and realistic, really give a feast for your eyes. Of course it also support 3D and 1080P or lower resolution. Hot key switch and Wireless device ?support wireless keyboard and Mouse, Hotkey switch: Support Host button switch and hot key switch, quickly switch between 2 sources by keyboard (two hot key: “Ctrl + Ctrl + 1 / 2”, “Scroll Lock + Scroll Lock + 1 / 2”). Powered by USB: No external power adapter required. 2 Ports USB KVM HDMI Switch Box?: Allows you to control 2 computer with only one set of controls and display screen (mouse and keyboard). High-precision encryption chip, gold-plated interface, High compatibility, Works great to quickly control PCs,Gaming Consoles and Security Systems, Have a Good user experience.