MiniPro 2TB External FireWire 800, USB 3.0 Portable Hard Drive Massive 2.0 TB storage capacity, 5400 RPM rotational speed. Aluminum housing provides excellent protection and heat dissipation. Interface: USB 3.0 and Firewire 800. USB 3.0 port is also compatible with USB 2.0 Industry best Oxford 944 (FW800) and ASMedia 1153e (USB3) chipset Bus powered using FireWire or USB, or powered using included AC adapter Backed by a 3-year warranty