This new ultra high-speed compact hub can transfer data at speed up to 480 Mbps. The High Speed USB Hub 2.0 is fully compatible with USB 2.0 and USB 1.1 specification. Supports high speed transfer of 1.5/12/480 Mbps.
The PEXUSB4DP is a low profile 4 port USB card
designed for versatility and performance. Providing simple system expansion for added peripheral connections, this PCI Express USB card adds 3 external USB 2.0 slots and 1 internal USB 2.0 ...
The SuperSpeed USB 3.0 2 Port ExpressCard/34 from SIIG easily
adds 2 USB 3.0 ports to your notebook computer. Maximize data transfer speeds using higher bandwidth peripherals including external USB 3.0 external disk drives, high resolution webcams, digital video ...