Widely Compatible with Various System: 4K@60Hz KVM switch 2 PCs 2 monitors is widely compatible with various operating system, such as Windows, Vista, XP, Mac OS, Linux and Unix. Support HDMI 2.0 and HDCP 2.2, also backward compatible with lower standard. 2 Quick Ways to Switch PCs: USB 3.0 HDMI KVM Switcher support manual button and wired remote to select HDMI input source. The related LED indicator will show which PC is active. NOTE: NOT support hotkey switching. Please use the included 2 USB cables to connect to the PC for the monitor switch to work properly. Two Computers Sharing 4 * USB 3.0: KVM switch 2 monitors 2 computers has 4 USB 3.0 ports, so you only need connect one set keyboard, mouse, printer, USB disk to control 2 computers. Support wireless keyboard and mouse, no need install any driver, just plug and play. The USB 3.0 port's transfer data rates max up to 5.0 Gbps per second, which it's faster 10 times than USB 2.0 port. Extended and Copy Mode: Dual Monitor KVM Switch support extended and copy display modes. Copy mode: The main screen can be copied to the second output screen to display two identical screens. Extended Mode: windows on the main screen can be dragged to the second output screen to display two different screens. NOTE: Please make sure your computer supports multi-screen display. Ultra HD 4K@60Hz High Resolution: HDMI KVM Switch Selector support 4K(4096x2160)@60Hz, backwards with 2K@60Hz, 4K@30Hz, 2K@120Hz, 3D and 1080P..., which is based on the original resolution on your computer. Support HDMI 2.0, can deliver impressive high quality UHD video for an exquisite and realistic visual experience. HDMI KVM Switch Dual Monitor: HDMI KVM switch 2 in 2 out support 2 PCs sharing 4 set USB 3.0 devices like mouse, keyboard, printers, scanners, USB drives. 2 PCs could be control by one sets USB devices, without constantly plug cables, make your desktop more tidy. It's perfect if you need to switch between two PCs, which can improve your work efficiency.