Slim Portable 4 Port Hub – USB-C to 4x USB-A (Top insert). This Rocstor Premium Slim Portable 4 Port USB-C Hub allows you to change your USB Type-C Port into 4 USB 3.0 Type-A Ports without the need for an external power supply because it is Bus Powered (transfer rates up to 5Gbps). This slim portable adapter increases your laptop’s or desktops connectivity through a single USB Type-C or Thunderbolt 3 port. The slim portable design is intended to be used on-the-go. This Slim Portable USB hub is compatible with a wide range of laptops and desktops. It also is compatible with many operating systems such as Windows, Mac, Linux and Chrome OS. It installs automatically once you connect it to your laptop, simply plug-n-play, so you can be up and running in seconds. Bus powered, drawing power directly from your USB Type-C port on your laptop or desktop. This USB Type-C hub is an economical solution for keeping your existing USB Type-A devices and peripherals working, such as your printers, external hard drives and flash drives. Backed by Rocstor 2-Year Warranty.