StarTech.com ST4300USB3GB, USB 2.0 Type-B, USB 3.2 Gen 1 (3.1 Gen 1) Type-A, 5000 Mbit/s, Black, Plastic, Power StarTech.com ST4300USB3GB. Host interface: USB 2.0 Type-B, Hub interfaces: USB 3.2 Gen 1 (3.1 Gen 1) Type-A. Data transfer rate: 5000 Mbit/s, Product color: Black, Housing material: Plastic. Power source type: AC, Power consumption (typical): 10 W, Input voltage: 100 - 240 V. Width: 2.68" (68 mm), Depth: 3.74" (95 mm), Height: 0.906" (23 mm). Package width: 5.91" (150 mm), Package depth: 8.27" (210 mm), Package height: 3.15" (80 mm)