Seagate DB35.3 ST380215ACE Hard Drive offers the industry most comprehensive feature set for the DVR environment. This drive delivers up to 750 hours of storage for standard television or 140 hours for high definition content. It also enable services for high definition video content including standard time shifting, trickle down recording and enhanced video on demand for a more powerful media viewing experience. This hard drive features DynaPlay Technology to address many DVR specific challenges such as power consumption, video streaming performance, acoustics and reliability. Built-in DriveTrust technology improves content security as part of a comprehensive digital rights management system.