[Dual Monitor KVM Switch] KVM switch 2 ports allows 2 computers or laptops to share 2 HD monitors and 4 USB 3.0 ports, such as mouse, keyboard, printer U disk etc. It also support extended and copy mode display. [Extended and Copy Mode] Supports copy and expanded modes; When in copy mode, the main screen can be copied to the second output screen will display two identical screens. When in extended mode, windows on the main screen can be dragged to the second output screen will display 2 different screens. [HDMI2.1 + DP1.4] Supports up to 8K@60Hz and 4K@120Hz screen display, and is backward compatible with 4K@60hz, 1080P, 720P etc. [USB 3.0 KVM Switches] with 4 usb 3.0 ports can identify mouse, keyboard, printer and other USB peripherals. USB 3.0 can provide a transmission speed of up to 5Gbps, which is 10 times faster than USB 2.0. [Two switching methods] 1. Simply press the switch button on the machine to switch the signal source; 2. Use the wired extension button to switch.