Description: The hub can be used for USB devices such as mobile hard disk, U disk, Card reader, Mobile phone, Digital camera, High resolution Camera, Digital video camera and multichannel audio,etc, and supports multiple USB3.0 high speed devices at the same time. Features: 1,4 USB 3.0 Ports,data transfer speeds up to 5Gbps, easy to use multiple devices at the same time. 2,Fully Plug & Play and Hot Swap Compatible connect 3,Support various operating systems, support windows 7/8, XP/VISTA/Mac OS and so on 4,USB-powered design.With a built-in cable eliminates the need for an external power source 5,Quickly upload and download photos, videos, music and other files.Compatible with USB2.0 / USB1.1 Specifications: Type: 4 Port USB 3.0 Hub Material: plastic Product size: L130 * W34 * H15mm Product weight: 130g OS Requirements: support windows 7/8, XP/VISTA/Mac OS and so on Package Included: 1 * USB3.0 HUBQuickly upload and download photos, videos, music and other files.Compatible with USB2.0 / USB1.1. USB-powered design.With a built-in cable eliminates the need for an external power source. Support various operating systems, support windows 7/8, XP/VISTA/Mac OS and so on. Fully Plug & Play and Hot Swap Compatible connect. 4 USB 3.0 Ports data transfer speeds up to 5Gbps. easy to use multiple devices at the same time.