1. Extend the notebook USB-C to 4 ports (4 USB 2.0 ports), ' worry about the limited ports 2. [High-speed transmission] The theoretical speed of USB2.0*4 is 480Mbps. There are 4 USB2.0 ports as standard, which can meet your multi-port expansion needs. 3. [Ultra-compact and lightweight] 4-port USB hub is made of high-quality aluminum, sturdy and durable with good heat dissipation. And you want to save space, even at home, it looks great and tidy, with fewer connections, which is also helpful when moving a laptop. Very suitable for family, office and business travel. 4. [ Kernel] The kernel is enough, suitable for fast transmission without delay. Supports connection of 4 USB ports. 5. [Plug and Play] No need to install, this all-in-one USB C hub to instantly expand your connectable peripherals Product name: USB C hub : J-HB002M Interface: 4*USB2.0 Port 1-4: USB-A 2.0, 480Mbps/ USB2.0; 12Mbps/ USB1.1; backward to USB 2.0 and USB 1.1 size:105.5 x 20.4 x 7.9mm Material:Aluminum PVC colour:gray Package Contents: 1 x 4 Ports Type C Hub Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.