Rocstor Premium USB 4-port adapter, connects your new USB-C laptop such as Macbook®, Macbook® Pro, Macbook® Air, PC Laptop or Chrombook® equipped with USB-C port, to multiple USB devices with this Rocstor stylish Aluminum port expansion hub. Equipped with (1) USB-C port which will connect to your new devices, while (3) USB-A ports allow easy connection for existing devices, such as a hard drive, mouse, keyboard or printer. The Rocstor 4-Port hub has a stylish Aluminum charcoal grey enclosure and it turns a USB Type-C port on your laptop into three USB Type-A ports (5Gbps) and one USB Type-C port. The 4-port USB 3.0 hub lets you connect both USB-C™ and USB-A peripherals to your laptop or Chromebook™, through a single USB Type-C™ or Thunderbolt™ 3 port. Rocstor puts design first and provides a small, compact and lightweight 4-Port Mini Hub that can slip into your laptop bag or your business briefcase. It is USB-powered hub and it is tailored for portability. At a Glance: 1x USB-C Ports 3x USB-A Ports 5Gbps Data Transfer Speeds (shared) Powered through USB-C host device Ultra-portable / Slim design