Western Digital 4TB Purple Surveillance HDD

Key Features
Model: WD40PURZ
Capacity- 4 TB
RPM- 5400
Interface type- SATA 6 Gb/s
Buffer size- 64 MB

Specification
Hard Disk
Buffer size    64 MB
Idle Mode    25 (dBA)7
Interface type    SATA 6 Gb/s
Rotational speed    IntelliPower *
Seek Mode 0    26 (dBA)7
Internal or External    Internal
Capacity (GB)    4000 GB
Warranty    2 Years
Description
Western Digital 4TB Purple Surveillance HDD
Superior storage & Superior surveillance:

WD Purple drives are built for 24/7, always-on, high-definition security systems. With support for up to 8 hard drives and 32 cameras, WD Purple drives are optimized for surveillance. WD Purple surveillance storage also comes with WD’s exclusive AllFrame technology, so you can confidently create a security system tailored to the needs of your business. Using AllFrame technology, WD Purple drives improve ATA streaming to reduce errors, pixilation, and video interruptions that happen when the wrong drive is used in your video recorder system.