Raidsonic IB-266StUS-B. Size: 63.5 mm (2.5 "), Hard drive interface: Serial ATA. Interface: USB2.0 480Mb/s, eSATA1.5Gb/s. Colour of product: Black, Blue. Dimensions (WxDxH): 200 x 140 x 50 mm, Weight: 0.3 kg. Material: Aluminium