TERABYTE 4 Port Mini Usb 3.0 Data Transfer Hub Product Description About Usb 3.0 hub Number Of Ports: 4 Ports Usb 3.0 Hub cable Length: 1.2m Size: 10.5*3.6*2.5 Cm (4.1*1.4*1 Inch) weight: 60g Kidingtn 4 Ports Usb 3.0 Data Hub features: data Transfer Speeds Up To 5 Gbps, Usb 2.0 Up To 480 Mbps Max, Usb 1.1: Maximum 240 Mbps. ultra Slim Extremely Light Mini Usb 3.0 Hub. hot-swappable, Plug And Play, No Drivers Needed. backwards-compatible With Usb 2.0, 1.1 Or 1.0 Maximum Compatibility And Performance. why Choose 4 Ports Usb 3.0 Hub? Ultra Durable Usb 3.0 Hub: A Reinforced Cable, Sturdy Exterior And Heat-resistant Connectors Give This Hub Incredible Durability. compact Design & Effortlessly Portable: built To Perform On Work And Travel. Simple, Standard Usb Hub Easy To Use. weighing Around 60g And 1 Inch Thin, Mini Ultra Slim Usb 3.0 Hub. superior Industrial Quality: Enables Users To Seamlessly Transfer Data. easy To Work Usb 3.0 Hub: individual On/off With Blue Led Indicates Power Status For Each Port. please Note: 2.4ghz Wireless Devices, Such As Wireless Keyboard, May Not Work Close Proximity To Usb 3.0 Devices Or Hubs. connecting To A Usb 2.0 Port Is Recommended When You Use Wireless Devices. we Do Not Recommend Using More Than 2 Hard Disks At The Same Time. 4 Ports Allow 4 Devices Transfer Data At The Same Time.