Spire SP331CB. Interface type: USB 2.0/1.1, 9pin. Data transfer rate: 480 Mbit/s. Colour of product: White. Dimensions (WxDxH): 101.8 x 96.8 x 25.4 mm, Weight: 0.1 kg. Power supply type: DC, Compatible operating systems: Win 98/2000/ME/XP/Vista Mac OS 8.6/8.8/OSX