1. 2 modes: extension/mirror mode
2. Note: when the computer is in the extension mode, the dual display can output two different screens
3. No driver is required, that is, plug and play a variety of operating systems
4. Compatible with a variety of devices, printers, U disks, keyboards, mouse wired remote controls
5. Switching method: Manual button+desktop wire control switch
6. Weight: about 450g