dodocool 7-Ports USB 3.0 HUB Fashionable & Simple Design Adopts aluminium and high-grade ABS materials with matte surface.Stable Transmission 7 USB3.0 ports are well laid-out and not conflicting.Superspeed 5Gbps theoretical transmission speed.VL812 high performance USB3.0 chipset， excellent compatibility and the read-and-write speed. High Quality ChipsetSupport 7 USB3.0 ports working simultaneously with each LED indicator showing working status. High-efficiency & Powerful CompabilitySecure Protection Overload voltage and transient current protection.Drive free and support Windows XP/Vista/7/8， Linux & Mac computer with USB port. Plug & PlayMulti-OS SupportedLight & Portable Product size: Approx.21.3 * 9 * 2.9cm / 8.39 * 3.54 * 1.14inNet weight: Approx. 282g / 9.94ozPackage includes 1 * USB3.0 HUB1 * USB3.0 cable1 * Power adapter1 * User manual