Compatible OS: Windows 11/10 / 8.1 / 8/7 / Vista / XP / Mac OS X / Linux. USB Devices: USB 2.0, plug and play. USB Switch for 2 PCs: USB switch For 2 PCs and allows you Sharing 4 USB Devices for printers, mouse, keyboards, external hard disks, hubs, and other USB devices. Button Switch & Remote Control: Hand switch. It is compatible with both laptop and desktop computers, and you can easily switch between them with the touch of a button. USB 2.0 sharing switch with separate micro USB port for optional power supply, Requires standard 5V adapter (not included) is optimized Power supply Chargers with higher output voltage are NOT allowed and may affect product performance. The compact size saves space and can be installed neatly without taking up space, and does not occupy desk space. The switch is equipped with an LED lamp that allows you to check the operating status at a glance.