Brand ORICO Model A3H7-SV Quantity 1 Color Silver grey Material Aluminum alloy Connector Type USB 3.0 Port Number 7 Spacing 0.8cm Transmission Rate 5Gbps Power Supply 12V / 2.5A Supports System Windows XP / Vista / 7 / 8 and the Mac computer with USB port Other High quality aluminum alloy fashionable design; Independent LED indicator shows the working status; Plug and play supports hot swapping convenient to carry and use; Supports 7 devices at the same time safety and stable; With overvoltage and overcurrent protection protects the connecting devices and the USB HUB; USB 3.0 high speed up to 5Gbps compatible with USB 2.0 / USB 1.1; 12V / 2.5 AC power adapter supplies stable power; Working temperature: 5'C~40'C; Storage temperature: -20'C~70'C; Suitable for mobile HDD USB disk card reader cellphone digital camera and other USB devices; Supports 7 HDD at the same time; Adopts VL811 mainstream chipest; You can expand 7-USB 3.0 interfaces for your computer Supports multi-USB 3.0 and other USB devices at the same time; Independent power provides stable power built-in power switch and internal current protection protects the connecting devices and the USB HUB when it happens to power on; LED power indicator light: Blue; LED 1~LED 7 indicator according to USB 1~USB 7 port; CE / FCC certification Packing List 1 x USB 3.0 hub 1 x USB 3.0 cable (100cm) 1 x AC power adapter (100~240V / 2-flat-pin plug / 120cm-cable) 1 x Chinese / English user manual