Glyph GT 062E - 4 TB - 7200 RPM Included Accessories - Glyph Manager software installer CD, 9-Pin FireWire 800 Cable, USB 2.0 cable (A to Mini-B), IEC Power CableFeatures - RAID 1 offers data redundancy and real-time backup by writing the same data to the two hard drives at the same time RAID 0 (striping) increases the performance of the drive system by spreading the data across two drives Spanning mode simply shows the two internal drives as one large volume The GT062E uses a quiet internal fan for maximum airflow and proper cooling