WD Purple 6TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6 Gb/s 64MB Cache 3.5 Inch - WD60PURX [Old Version]

- Engineered specifically for surveillance security systems,Reduced video frame loss - Tuned for write-intensive, low bit-rate, high stream-count applications typical to most surveillance applications - Prioritized write-operations for maximized surveillance performance, TLER & ATA streaming support. - Package includes a hard drive only - no screws, cables, manuals included. Please purchase mounting hardware and cables separately if necessary. Ships in WD-certified box for safe transit during shipping - "Hard Drive Speed: 5400 RPMCache Buffer: 64MB Includes: Quick install guide and Operating System Compatibility: Windows 8, Windows 7, Mac" - Built for always-on surveillance storage applications - All Frame technology for reduced pixilation and video interruption - Designed to support up to 32 HD cameras - Caching algorithms specifically designed for security surveillance operation - 3 year limited warranty - 6 TB capacity holds up to 1,200,000 digital photos, 1,500,000 MP3 files, and 450 hours of HD video.

From the manufacturer

Protect your home and business with WD Purple surveillance hard drives

WD Purple surveillance storage is built to handle up to 32 HD cameras per drive and is designed for 24/7, always on, high-definition surveillance security systems that use up to eight hard drives.

WD Purple surveillance hard drives are built for compatibility with industry-leading chassis and chip set manufacturers for seamless integration into your new or existing video surveillance system.

With support for up to 32 high-definition surveillance cameras per hard drive, WD Purple gives you the flexibility to upgrade and expand your security system in the future.

WD Purple Surveillance hard drives are designed for high temperature, always-on, surveillance security systems to ensure reliability and quality video play back when you need it most.