Transcend TS-HUB2K

http://uk.transcend-info.com/Products/No-693
Ideal for use with today's Ultrabooks and thin-and-light laptops, Transcend's SuperSpeed USB 3.0 Hub transforms a single USB 3.0 port into four, instantly expanding the number of high-performance USB 3.0 devices you can connect to your computer at the same time. As it is USB bus powered with the cable attached, no extra power adapter is needed. Plus, the ultra slim and portable design allows you to transfer files wherever you go.
Features
SuperSpeed USB 3.0 interface (backwards compatible with USB 2.0)
Up to 10x faster than USB 2.0
USB bus powered, no extra power adapter needed
USB cable attached
Ultra slim and portable design
Specifications
Size
73.8mm x 37.2mm x 10.4mm (2.91" x 1.46" x 0.41")
Weight
29g (1.02 oz)
Interface
USB 2.0 / USB 3.0
Power Supply
5V/0.9A DC from USB port
Operating temperature
5°C(41°F)~40°C(104°F)
Certificates
CE, FCC, BSMI
Note
1. For a stable connection, the devices connected to the HUB2 must not exceed a combined current of 5V 900 mAh.
2. 2.4Ghz wireless devices, such as wireless keyboard and mouse adapters, may not work in close proximity to USB 3.0 devices or hubs.
System Requirements
Desktop or notebook computer with USB port (USB 3.0 port needed for USB 3.0 performance) and one of the following Operating Systems:
Windows XP (supports USB 3.0)
Windows Vista™/ 7 / 8 / 8.1 (supports USB 3.0)
Mac OS OS 10.2.8, or later (supports USB 3.0)
Linux Kernel 2.6.3, or later (supports USB 2.0)