OWC Combo (OWCMS4U5750GB8) Hard Drive

External Hard Drive 750GB 8MB cache memory 5200RPM spin speed FireWire 400 USB 2.0 SATA Interface Size: 3.5″ Weight: Less than 2.5Lbs (1.1kg)

Toshiba External Hard Drive

3.5-inch 5400 RPM 40GB and 1TB capacity USB 2.0 connectivity eSATA connectivity Mac and PC supported Easy-to-use Backup Software High quality impact resistant ABS+PC material Internal dampening system for shock protection