WD Purple WD22Purz 3.5 "2TB Sata HARD DISK HDD HDD COMPUL FIXED DVR_ Purchase invoice: It should be requested at the same time as the order and will be sent by email. In the absence of the billing data, the tax receipt that will not be possible to cancel will be issued. Built for high definition security systems, active 24 hours a day, 7 days a week. Thanks to a Workload rate up to 180 TB per year and a support of up to 64 cameras, the WD Purple units are optimized for video surveillance systems. Average rotation latency: 5.56 ms Disco interface: Serial-stone/600 Buffer-host Maximum speed speed: 600 MB/second Acoustic (minimum performance and volume): 2.2 nice Acoustic (maximum performance and volume): 2.2 nice Power required (inactivity): 2.9 W Producer: Western Digital Corporation.
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