Turn one USB port into 3 Always flexible, always ready for action. Have your hub with you wherever you go. Weighs less than 30 g and is extremely thin. A reinforced cable, sturdy outer material and a heat-resistant plug head ensure ultimate durability. WHAT YOU GET: 3 ports (2 USB 2.0 + USB 3.0) (output); 1 port (input). Supports up to 127 devices by connecting multiple hubs in series. Convert one of your computer's USB ports into two USB 2.0 ports and one USB 3.0 port. Using your computer, you can connect a keyboard, mouse, USB stick, or other USB-A device to your computer or laptop. Excellent Compatibility Compatible with Windows 10/8 / 8.1 / 7 / Vista / XP and Mac OS X, Linux and Chrome OS. Compatible interface: Compatible with USB 3.0 / USB 2.0 / USB 1.0, all SSD SATA III / II / I 2, 5 "and hard drives. Allows you to easily transfer your data USB port expander: Divide your unique USB port into 3, one USB interface can be expanded to several for independent operation Superior file transfer speed Upgrade version: 2-port upgrade to USB 3.0, speed up to 5 Gbit / s. Two downstream USB 2.0 ports with a speed of up to 480 MB / s, easy to use, suitable for PC, laptop, Mac and all USB-enabled computers