GR3T353TB - G tech G-RAID3 Hard Drive 3 TB - 7200 rpm - External High-speed, low-cost RAID designed specifically for professional content creation applications Supports multi-stream HDV, DVCPro HD, XDCAM HD, ProRes 422 and uncompressed SD workflows Quad-Interface - eSATA, FireWire 400, FireWire 800 and USB 2.0 ports Disk Drives - 2x SATA II, RPM 7200, and Cache up to 32MB per drive Hardware RAID 0 (Oxford 936) - Utilizes (2) 7200 RPM SATA II drives each with up to 32 MB cache