LaCie 1 TB Bigger Disk Triple Interface FireWire and USB 2.0 Hard Drive (300875) Unmatched 1 TB storage capacity Triple interface with 800 Mbps FireWire interface Firewire 800, Firewire 400, and USB 2.0 connectivity Smart cooling system with automatic on/off feature Compatible with Windows 98 SE, 2000, Me and XP; Mac OS 9.x and Mac OS 10.x