Engineered specifically for surveillance security systems. Tuned for write-intensive, low bit-rate, high stream-count workloads typical to most surveillance applications. Support for more than eight bays. Tarnish-resistant components. 3-years limited Warranty The Right Drive for the Job WD Purple drives have been engineered specifically for the extreme demands of high temperature, 24/7 surveillance systems. Performance You Can Trust From a worldwide leader in the storage industry, WD Purple is engineered for quality video playback when you need it most. Expand Your View to 64 WD Purple drives are optimized to support up to 64 cameras, giving you flexibility to upgrade or expand your security system. Seamless Integration With A Wide Range Of Industry-Leading Enclosures And Chipsets Supported, Youre Sure To Find The Configuration And Compatibility Thats Right For Your Nvr. Less Is More Low Power Consumption Is A Must In A High-Temperature, Always-On Surveillance Environment. Intelliseek Technology Helps Reduce Damaging Ambient Noise And Vibrations. Designed For Surveillance The WD Purple Drive Is Designed For Both Dvr And Nvr Security Systems, And Is Compatible With Many Of The The Leading Surveillance And Security Manufacturers. We Can Help You Find The Perfect Storage For Your System. 3-Year Limited Warranty Every WD Purple Drive Comes With A 3-Year Limited Warranty, So You Can Be Confident Of Your Surveillance Storage. Specification Type of Drive: AV/CCTV Series: WD Purple Form Factor: 3.5\"\"\"\" Capacity: 6 TB Interface Type: SATA Interface Speed: SATA III - 6Gb/s Flash Memory Capacity: - Speed: 5640 RPM Cache: 128 MB Seek Time: IntelliSeek Condition: New Weight: 0.69 kg Dimensions: 26.1 x 147 x 101.6 mm Package Type: OEM Package Weight: 0.6850 kg Warranty: 3 Years