This HDMI2.0 KVM switch support a set of keyboard, mouse and monitor to control 2/4 HDMI computers. 
 You can connect 2/4 HDMI source into this HDMI KVM switch. The resolution up to 4096x2160/3840x2160 @60Hz(4:2:0).

 Features:
 4 input 1 output HDMI KVM switch
 Plug and play
 Support USB hub. The USB hub port support any USB2.0 devices.
 Support Hot-plug.
 Port selected: desktop controller, hot-key, press button.
 Resolution up to 4096x2160/3840x2160 @60Hz(4: 2: 0)
 Support HDMI2.0 HDCP2.2
 Support sleep mode and wake up from sleep mode.
 Support keyboard and mouse simulation
 Operation Temp.: 0℃ -50℃
 Storage Temp.: -20 - 60 ℃
 Humidity: 0-80% RH, Non-condensing
 Dimension: 15.5* 6.6*2.1cm (2 port)  21* 8*2.2cm (4 port)
 Housing: Metal