Western Digital WD20PURZ PURPLE 2TB Hard Disk Drive

WD Purple Surveillance Storage is built for 24/7 always-on surveillance in high-definition security systems that use up to eight hard drives and up to 64 cameras. Exclusive AllFrame technology works withATA streaming to reduce error pixilation and video interruptions that occur when desktop hard drives are incorrectly used as storage in security systems.

Specifications
Model number: WD20PURZ
Formatted capacity: 2 TB
Form factor: 3.5-inch
Buffer to host: 6 Gb/s
Cache (MB): 64
Rotational speed (RPM): 5400 RPM Class