Ultron UHN3I-400s. Data transfer rate: 5000 Mbit/s. Weight: 322 g, Width: 100 mm, Depth: 100 mm. Packaging width: 85 mm, Packaging depth: 200 mm, Packaging height: 250 mm. Interface: USB 3.0. Compatible operating systems: Win2000, Me, XP,Vista, Win 7, Mac OS 8.6