Gigabyte made an addition to its peripherals lineup, with the Pure Rock series of portable hard drives. Pure Rock carries the model number GZ-PMPRxxxU-BR/ WR (where xxx is capacity in GB, and BR/WR refer to black/white), and features a durable anti-vibration mechanism. It also sports a compact (128 x 82 x 15 mm, weighing 172 g), and subjectively elegant design. Internally, it uses 2.5" SATA hard drives, but connects to the system over USB 2.0. It also draws power from the same USB connection. It is available in capacities of 320 GB, 500 GB, 640 GB, and 750 GB. The internal drives have spindle-speeds of 5400 rpm, with 8 MB caches. A carry-pouch is bundled, the drive is covered by a 3-year warranty. Gigabyte did not give out pricing.