LaCie d2 Quadra v3 Hard Disk 1 TB eSATA/FireWire800/USB 3.0 Desktop External Hard Drive 301542U (Aluminum) eSATA 3Gb/s, USB 3.0 (USB 2.0 compatible), FireWire 800 Professional grade with 5 Gb/s and 7200rpm drives Fast burst transfer rates of up to 130 MB/s (USB3.0) Sturdy aluminum heat sink and ergonomic design Advanced power modes for energy savings Apple Time Machine compatible Genie and Intego Backup Assistant included