Features:
100% brand new and high quality
This adapter is a integrated USB 3.0 Gigabit Ethernet，Hubs，Card readers multi-functional adapter. 
USB 3.0 male A to RJ45 female adapter supporting Gigabit Ethernet.
Full / half- duplex Fast Ethernet connections
10/100/1000M data transfer rate auto-negotiation for RJ45 port.
USB3.0 Hub Supports Super-speed (5Gbps);also Support for external device type :U disk， mouse ， cameras， etc.
Support TF Card Reader.
3.0 interface:USB3.0 Backwards compatible USB 2.0 / 1.1 devices
Plug and Play
Support Operating System: Windows XP/Vista/Win7/Win8/ OS X 10.4-10.8/chrome-book Etc

Specifications:
Color: Black.
Cable length:approx 250mm
Dimension:75 x 45 x 20mm

Package includes:
1 x USB 3.0 Gigabit Ethernet With TF Card Reader