?Plug and play?plug and play, drive-free, widely used on many occasions, such as office, conference, teaching, performance, live broadcasting, home cinema, etc. It will be a great honour to us when you place an order with us, we offer a one-year professional warranty. If you have any questions, please feel free to contact us. ?4 USB 2.0 USB Ports?This is a 2 in 2 out DP KVM switch with 4 USB 2.0 ports for sharing mouse, keyboard, USB printer, scanner, etc. Compatible with a variety of computer systems, such as B. Windows 10/7/2000 / XP / Vista, Linux, Unix, Ubuntu, Fedora etc. The Macbook is not recommended due to its poor compatibility with the KVM switch. ?Visual pleasure in ultra HD 4k?supports a high resolution of 4K@60Hz, please use a DP 1.2 cable to achieve a resolution of 4K@60Hz. 2 USB cable, 2 DP 1.2 cable included, please prepare the remaining cable yourself. No external power supply required, but please connect USB cable to provide enough power. ?Supports 2 switching modes?supports physical buttons and wired control. Only if your computer supports dual display or multi-display, you can use this DP KVM switch to achieve two computers share two monitors together, please choose the advanced mode or copy mode in your computer. Mac M1 does not support advanced display. ?DP Port KVM Switch?This is a perfect KVM switch for DP port devices to share keyboard, mouse and monitor together. In copy mode, the main screen can be copied to the second output screen. In expansion mode, the window can be drawn from the main screen to the second output screen.