KCEVE USB HDMI KVM Switch for 4 PCs, Support 4K@60Hz, Audio and ARC Function, with USB 2.0 Hub, Compatible with Windows/Linux/Mac System etc, with Hotkey and Remote Switch Way 

• This 4 in 1 out USB HDMI KVM switch, it will be an amazing choice if you need to share your monitor, keyboard & mouse between multiple desktops and laptops. Support wired or wireless keyboard / mouse connections. Plug and play, no driver is needed. 
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• ADVANTAGES - The KVM switch support audio and ARC function. It comes with EDID emulators in each input port, keep PCs always having correct display information. 
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• HUB - This USB switcher with extra 4 USB 2.0 interface, Four computers share 4 USB 2.0 devices with one button Switch. Can recognize bar code scanner, U disk, printer, USB hard drive, USB camera, scaner, or other USB devices. 
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• ULTRA HD 4K - This KVM 4x1 switcher is a high standard product, support resolution up to 4K@60Hz and 4:4:4 chroma sampling, making display image more exquisite and realistic. Supports for all many kinds of computer systems, such as Windows10 / 8.1 / 8 / 7 / XP / Vista, Mac OS, Linux, Chrome OS. 
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• SWITCH MODE - 1.Support Host button switching, 2.remote control switch, 3.Hotkey combination switch way on keyboard is supported, Hotkey combanition 1: press "Scroll Lock" two times ( Scroll Lock, Scroll Lock, 1/2/3/4), if your keybaord without " Scroll Lock" key, please use another hotkey combination, Hotkey combanition 2: press "Ctrl" two times ( Ctrl, Ctrl, 1/2/3/4).