Dual port built-in cable KVM switch, people can control 2 PCs via one set of mouse, keyboard, monitor, widely used in the office, school, entertainment, information and some other platform. Built-in cable KVM switch, great appearance, easy installation. Support plug and play. No need to shut down the computer when add or remove the PC. Support all USB devices including USB flash drives, all keyboard and mouse. Compatible with X, , Linux, Nwrware, Unix, Android . Type: KVM Switcher Input port: HD, USB-A Output port: HD Control port: USB-A USB port version: USB 2.0 HD version: HD 2.0 Maximum support resolution: 4K@60Hz Max working current: 1W colour:black Material:plastic size:Wire Length: 1.2m Package Contents: 1 x KVM Switcher 1 x User Manual Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.