Eaton Tripp Lite 4-Port Portable Slim USB 3.0 Super speed Hub with Built In Cable (U360-004-SLIM) - Expands your laptop, Ultrabook or computers USB 3.0 port to four external USB 3.0 ports - Supports USB 3.0 data transfer rates up to 5 Gbps10 times faster than USB 2.0 - Ultra-slim design measures just 4.2 x 1.3 x 0.4 inches and features a built-in cable perfect for travel - Plug-and-play; no software or drivers required