With WD Purple, you get reliable, surveillance-class storage that's tested for compatibility in a wide-range of security systems. Engineered for high temperature, always-on surveillance systems so you can rely on quality video playback when you need it most. Whether you're protecting loved ones or monitoring your business, WD Purple offers performance you can trust. All WD Purple drives are equipped with AllFrame 4k technology, which improves ATA streaming to help reduce frame loss, providing guarantee when reviewing the surveillance video.
The WD20PURZ hard drive from Western Digital features 2TB of storage size in a 3.5" form factor. This drive connects to your system via the SATA 6 Gb/s interface so make sure you have an available port on your compatible motherboard. Advanced features of this HDD include a 64MB cache/buffer and 5400 rotational spin rate.