Western Digital AV WD1600AVJB 160 GB Hard Drive

With a MTBF of 1 million hours, this drive is designed to last in high temperature always-on streaming digital audio/video environments such as PVR/DVR, DVR recorders, and surveillance video recorders. Noise levels have been minimized to less than one sone - virtually below the threshold of human hearing. WD AV drive delivers best-in-class low power consumption for reduced system power requirements and increased reliability.