Features: 2、Model 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 :1、Model 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) Package Includes: 1 x Portable Display 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.