Professional High-Performance Dual-Drive Storage System: G-RAID is designed specifically for professional content creation applications like Final Cut Studio, G-RAID features a high-speed interface - 3 Gbit eSATA, FireWire 800 (FireWire 400 via cable) and USB2.0 ports - and is available in storage capacities up to an amazing 4TB! When connected via eSATA, G-RAID provides data transfers rates in excess of 200MB/second to support demanding post production environments. Easy to Setup. G-RAID is ready right out of the box for use with Mac OS X systems and appears to the system as a single, big and fast disk drive. A simple reformat is all it takes to ready G-RAID for use with Windows systems**. The Best Warranty & Support in the Business G-Tech's 3-Year WarrantyG-RAID is backed by a standard 3-year factory warranty and unlimited free technical support by representatives experienced with the latest content creation applications.