WD Caviar Black 2tb Hard Disk HDD 3.5" Sata Hard Disk DVR Nas PC Refurbished Condition: Grade A Refurbished Maximum interface speed 300 MB/s Maximum buffered read speed 248 MB/s Minimum average access time 11.80 msec Native command queuing (NCQ) supported Advanced power management (APM) supported Acoustic management (AAM) supported Free-fall control not supported SMART command transport (SCT) supported Full self-test time > 255 minutes Critical maximum temperature 85°C (185°F) Recommended maximum temperature 60°C (140°F) Maximum temperature 83°C (181°F) Average maximum temperature 50°C (122°F) Drive access restriction supported Enhanced security erase supported Data destruction time 336 minutes Instant data destruction not supported Host protected area (HPA) supported Host protected ar.
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