Macally 3.1 USB-C to 4 Port USB-A, Aluminum HUB for MacBook 12in, Chrome Book Pixel (UC3HUB) Adds 4 USB-A ports to your 12-inch MacBook or Chromebook Pixel Supports USB 3.1/3.0 (5Gbps), USB 2.0 (480 Mbps) and USB 1.0 (12 Mbps) Hot swappable and plug-n-play, no AC adapter required System Requirements: MacBook, Chromebook Pixel and anyother devices with USB-C port Compact design and built-in cable for maximum portability Sync and Charges smartphone 4 USB 3.0 super speed ports for fast data transfer Easily Plug in your mouse/flash drive and more