USB standard = USB 3.0 Number of USB ports = 4 USB port type = USB A Dimensions = 112 x 36 x 18mm Depth = 36mm Height = 18mm Width = 112mm Portable 4 port USB 3.0 hub with integrated cable. StarTech's 4-Port Portable USB 3.0 Hub is designed to match the stylish design of your MacBook or laptop with its matte silver finish. It features a sleek, silver sandblasted case. Designed with a solid aluminum chassis, the hub offers lightweight durability that is ideal for travel or desktop use. It also includes a 27cm cable so you have the flexibility to place the hub and your devices exactly where you need them. Sleek, stylish, with a silver sandblasted finish to match your MacBook Rugged aluminum enclosure for reliable performance Travel-friendly, with a compact and lightweight body and a built-in long cable Four SuperSpeed USB 3.0 hub ports with throughput support of up to 5 Gbps You can carry the USB-powered hub with you wherever you go. Backward compatibility saves you money and lets you use it with existing USB 2.0 and 1.x devices Plug-and-play and hot-swap compatibility Provides over-current protection. Applications:. Flexible hub placement options with a long cable Connectivity when traveling for virtually any USB peripheral Connectivity for multiple devices in hot-desking environments.