【HDMI and USB C KVM Switch Triple monitor】This KVM switch 3 monitors 2 computers built with 1x HDMI +1x USB-C (MST) input port for laptop, and 1x integrated HDMI +HDMI+HDMI+ USB input port for desktop. Allows you to effortlessly manage 1 Laptop and 1 Desktop to share 3 monitors and 4 USB devices together.（Only works with Windows laptops） 【Ultra HD 4K Visual Effect】HDMI 2.0 and DP 1.4a (USB-C) compliant,2 monitors KVM Switch supports resolution up to 4K@60Hz and is backward compatible with 2K@120Hz, 2560x1440@120Hz/60Hz, and 1920x1080@144Hz 120Hz ect. If all three screens are unusable, please test them one by one: HDMI port, USB C port, and PC1 or PC2. Test them separately and contact customer service for a solution. 【5Gbps KVM Switch USB C】 MST Thunderbolt KVM Switch with 3 USB A + 1 USB-C ports securely identifies keyboard, mouse, printer, scanner and other USB devices. USB C KVM Switch 1x Destop+1x Laptops 3 monitors supports ultra-fast data transfer up to 5Gbps, backward compatible with USB 3.0/2.0/1.1. Triple monitor KVM switch USB C will not damage USB devices such as hard drives 【87W PD Charging for Laptops】MST KVM Switch HDMI USB C has the function of charging laptops,Please plug the Type-C charging cable of the 220V power supply into the PD port to power the laptop(PD 100W charging protocol); The actual charging power obtained by the laptop is between 87W. 【Great compatibility & 2 switching modes】KVM switch 3 monitors driver-free for Windows, Support PC, Laptop, etc..You can press the button on the panel or use the wired remote (included) to switch the 2 computers. Two color LED indicate the active computer. 【Packing List】 USB C HDMI KVM Switch, 1 USB C cable for audio and video signal transmission, 1 USB3.0 A-B cable, 1 DC12V power adapter, 1 wired controller, instruction manual.Please purchase 7 additional HDMI cables for need use. 【MST USB C+HDMI KVM】Simply connect 1 HDMI cable +1 Type-C cable between laptop and USB-C KVM switch, and you can display 2 different screens on 3 HDMI monitors (Copy or extend). The USB-C port of the MST USB-C switch 1 in 2 out is fully functional. Make sure your laptop has display expansion features. NOTE: 1. Support PD 87W to power laptops. Please connect the 220V power supply to the KVM PD port; 2. USB C interface of your device must support Thunderbolt 3 or above standards to use it; 3.Windows can support extended mode ABC with three different screens. Apple Mac computers do not support extended mode, only copy mode. Those who mind should buy with caution; 4.Laptop must have both USB-C +HDMI ports; 5.If you experience screen flickering, a blue screen, or a black screen during use, press the rocker switch and power cycle, try replacing the USB-C cable, or lower the monitor resolution to ensure a smooth image.