Vszerda USB 3.0 HDMI Dual Monitors 4 Computers KVM Switch, Supports EDID, 4K@60Hz HDMI Dual Monitor Switch for 4 PCs with 3 USB3.0 and Audio Microphone Ports, 4 Port hdmI KVM Switch for 4PC

USB 3.0 4 Port HDMI KVM Switch Dual Monitors: This dual monitor HDMI+HDMI KVM Switch can share 4K@60Hz HD dual monitor, 3 USB 3.0 devices and earpiece device and microphone between 4 computers. This 4 IN 2 OUT HDMI dual monitor KVM Switch allows you to control 4 computers or laptops with one set of keyboard, mouse, and dual monitors. Only when your computer supports dual display or multi display, you can use this KVM to achieve share 2 monitors. (mirrored, Extended or spliced display modes depend on your computer's graphics card).;
With Simulation EDID: This KVM dual monitor switch can simulate the EDID of the display, store the setting rate of the display, it comes with EDID emulators in each input port, keep per PCs always having correct display information. Free you from the hassle of constantly adjusting display settings. Without EDID, your windows may move around when switching. Another feature of EDID is the ability to automatically identify the best resolution.; Support 4K@60Hz
HD Display: Our HDMI +HDMI dual monitor KVM switch Confirms to HDMI 2.0 protocol, supports a maximum resolution of 4K@60Hz, and also supports 3D and 1080P@60Hz or other lower resolution (Downward Compatible).
Note: Only when both your computer Graphics card and monitor support 4K@60Hz you can get the 4K@60Hz effect, so if you want the maximum resolution you have to check your devices first.