USB Hub 3.0 USB Splitter Multi Hub Multiple 4/7 Port Hab Splitters With Power Adapter Computer Accessories Hub For PC Features: 1. 100% brand new and high quality 2.Hot-plug & play USB device 3. Fully compatible with USB specification version 3.0 4.With blue LED for power 5. ON/OFF switches activate or deactivate individual ports 6.Designed with 4-port,7-port, this compact USB3.0 high-speed hub is small enough for travel, and cable enough to meet your connectivity needs Specification: Item Name: USB HUB 3.0 USB Ports:4,7 Cable:USB 3.0 About 605mm, USB 2.0About 400mm Size:104*35*21mm,164*35*21mm Date Transfer Rate:Upto 5Gbps Color:Black/White Compatible: WindowsXP/Vista/7 and MAC OS 9.1 or higher Package include: 1 x 4 Port USB 3.0 HUBor1 x7 Port USB 3.0 HUB Note: (1) If you need a US plug, please leave a message. We will send a US plug. (2)The USB hub can not be used to charge your phone, it is used for offering more USB ports. (3)Thespecification of the power supplyis 3.5*1.35mm, 5V 1A.