Thunder Pro A/V eSATA,FireWire 800, FireWire 400, USB2.0 Interface 2TB/32MB Drive Supports Multi-Stream DV, HDV, DVCPRO HD with Real Time Effects and Apple Time Machine Compatible Smart Auto Power Switch in front (automatically turns on/off when drive is plugged in) Latest Custom Oxford 924 chipset Integrity, Disk Defrag, and many more utility tools (Mac) value at $89.95 for free High Quality Anodized-Aluminum Enclosure  3-year warranty  48 Hours turn around on all warranty repairs