Features:
1) 4-Port USB 3.0 Hub at 5.0Gbps - backwards compatible with USB 2.0 and 1.1 devices
2) Supports Windows 8 / 7 / Vista / XP / 2003 / 2000 / ME， Mac OS X
3) Plug and play - does not require any software， drivers， or complicated installation process.
4) The connection cable is attached to the hub - no need to worry about leaving it behind or losing it.
5) Bus powered - does not require an AC adapter - compatible with Microsoft Surface， Ultrabooks and MacBook Air

Specifications
Specification
Brand: ORICO
Model: W9PH4
Design: Professional
Feature: Portable， LED
Interface: USB3.0
Optional Color: Black
Product Weight: 0.08 kg
Product Size (L x W x H): 11.0 x 4.5 x 2.0 cm / 4.3 x 1.8 x 0.8 inches
Package Contents: 1 x USB 3.0 Hub， 1 x User Manual