This is a 1.0TB surveillance-class storage drive specifically engineered for the rigorous demands of 24/7, always-on high-definition security systems. It features exclusive AllFrameTM technology, which helps reduce video frame drops and improves overall recording and playback. Designed to withstand heat fluctuations and vibrations in NVR environments, it supports up to 32 HD cameras and has a workload rating of up to 180TB/year.