Features: 2Model X50A dual monitor details:Need to install driver to laptop before using (it's easy) Besides Type-C video and data port, there is an extra USB-C to USB-A converter head, which can also transfer video and data. Brand new and high quality Can only connected to laptops with Type-C video and data port; Just showing three same displays or two different displays when connected to a MAC OS system laptop; Three screens show same or different displays when connected to a MACOS system laptop;Can be connected with Android system; Three screens show same or different displays when connected to a Windows system laptop; Three screens show three different displays(Cannot display three identical screens) when connected to a Windows system laptop; the difference between this 2 model is :1Model X50B dual monitor details:No need driver, only plug and play; Specifications: Type: Portable triple-screen monitor Screen size: 13.3 inch Aspect ratio: 16:9 Resolution: 1920x1080 IPS HDR: Support Input/Output port(single screen): 2xType-C(one for charging, one for data transmission), 2xMini HD Model:X50A, X50B (optional) X50A is compatible with Windows Android Mac OS system X50B is compatible with Windows Android systems Plug: EU ,UK , US, AU (optional) Note: X50A is compatible with Windows Android Mac OS system. X50B is compatible with Windows Android systems. It is recommended to use laptops with a maximum size of 15 inches, preferably 13 inch and 14 inch. Laptops below 15 inches will not block the expansion screen, over 15 inches will block the expansion screen. Package includes: 1 x Portable Display