Connections: external, DC power input and USB type B; internal, SATA data and power *** Sunplus SPIF225A chipset *** Dual insertion slot with eject button *** Power and activity LED indicators with power button *** Power adapter, 140 cm (55 in.) *** USB cable, 120 cm (47 in.) *** 13 x 9 x 6.8 cm (5.1 x 3.5 x 2.7 in.); 561.3 g (19.8 oz.) ======System requirements:Available USB type A port Windows 2000/XP/Vista compatible =====Package contents:SATA Quick DockPower adapter and USB cableQuick install guide