The OWC On-The-Go Pro External Hard Drive (250 GB) offers an all-round storage solution, and comes with a SATA interface, 8 MB data buffer, 5400 RPM rotational speed, and an Oxford 943 FireWire/USB chipset. In addition, the hard drive offers an MTBF (Mean Time Between Failure) rating of 1,200,000 hours.
Featuring a FireWire 400 port, a FireWire 800 port, and a USB 2.0/1.1 port, the On-The-Go Pro Hard Drive offers all-round connectivity. FireWire 400, FireWire 800, and USB 2.0 offer data rates up to 400 Mbps, 800 Mbps, and 480 Mbps respectively. In addition, the USB 1.1 offers data rates up to 12 Mbps. Being bus-powered via USB/Firewire ports, the hard drive can be operated without an AC adaptor. Built-in aluminum heatsink and cooling vents on the top of the case allow the hard drive to be operated in a cool environment by moving out the hot air.
With an impact-resistant acrylic enclosure, the On-The-Go Pro External Hard Drive features shock-isolation technology to withstand accidental drops and protect your valuable information. The Time Machine compatible function maintains an updated copy of all your files and documents. In addition, it can be used with Mac and PC-based systems.