WD AV-25 1TB 5400 RPM 16MB Cache SATA 3.0Gb/s 2.5-Inch Internal Hard Drive – WD10JUCT

* A sone is a subjective unit of loudness as perceived by a person with normal hearing., 24×7 reliability, A cool drive is a more reliable drive. WD continues to develop new and innovative ways to keep drives cool while they operate., Advanced Format technology, Leading edge technology delivers improved video quality and AV performance through enhanced error correction capability., Low power consumption, Noise levels have been minimized to less than one sone* – virtually below the threshold of human hearing., Preemptive Wear Leveling (PWL), Quiet, SilkStream, The drive arm frequently sweeps across the disk to reduce uneven wear on the drive surface, an occurance common to audio video streaming applications., These drives are designed to last in high temperature always-on streaming digital audio/video environments such as PVR, DVR, and IPTV systems., These drives draw less than 2 Watts while operating, and draw a mere 4.75 Watts during spin up., Ultra-cool operation