The Hitachi CinemaStar C5K250 is a 2.5 inch hard drive that uses Hitachi SmoothStream technology to support the ATA-7 streaming command set. The hard drive comes with other features, such as time-limited error recovery and thermal monitoring capabilities, all which work together to increase the life span of the device. The Hitachi SimenaStar C5K250 has silent-seek acoustics to minimize its noise. It has a low power consumption level making it a great device for consumers looking to make any cut back on their electricity bill. It is designed for slim DVR setups and has tunnel magneto-resistive read heads to enhance the data reliability.