MAD DOG MULTIMEDIA MegaVault MD-AEN250USB2 2.5 inch Hard Drive USB 2.0 Box Contents - MegaVault 2.5 inch Enclosure, Mounting Screws, Quick Setup Guide, Driver CD (Windows 98), USB to DC, Power Cable, USB Data Cable, Protective Cover, Clear Mounting Stand Bus Interface USB 2.0 (Backward Compatible to USB 1.1) MTBF 35,000 Hours (POH) Conditions Operating - 32 degrees F - 104 degrees F Non-operating - -68 degrees F - 176 degrees F