Standard:
USB 3.0, backward compatible with USB 2.0 / 1.x

USB Port:
USB 3.0 SuperSpeed Downstream port x 2

Data Transfer Rate:
USB 3.0: up to 5 Gbps
USB 2.0: up to 480 Mbps
USB 1.x: up to 12 Mbps

Bus Interface:
ExpressCard 1.0

OS Supports:
Windows® XP/Vista/7 (32/64 bits)

Power Output:
5V / 300mA or
5V / 900mA with power adapter (not included)