WD Purple 6TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6Gb/s 64MB Cache 3.5 Inch WD64PURZ

All WD Purple surveillance-class drives are equipped with AllFrame 4K technology, which improves ATA streaming to help reduce frame loss, improve overall video playback, and increase the number of hard drives bays supported within a NVR. These drives are dedicated to HD video recording continuously in 24/7 mode and have reduced energy consumption. Serial ATA interface connection.

Capacity:	6 TB
Interface:	Serial ATA/600
Spindle speed:	5400 RPM IntelliPower
Size format:	3.5 "
Cache memory:	64 MB
Technology:	CacheFlow — minimizes disk seek operations and overheads caused by rotational delays Allframe - Reducing video frame "loss" phenomenon IntelliSeek - reduce damaging ambient noise and vibrations IntelliPower - disks dedicated to HD video recording in 24/7 continuous mode and reduced energy consumption
Designed to continuous operation 24/7:
Weight:	0.57 kg
Manufacturer / Brand:	WESTERN DIGITAL
Guarantee:	3 years