Western Digital 3TB 3.5 Surveillance Internal Hard Drive - Purple Ultimate Storage for Hopefully Nothing Built for 24/7, always-on, high-definition security systems. With a supported workload rate of up to 180 TB/yr and support for up to 64 cameras, WD Purple drives are optimized for surveillance systems. 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, you're sure to find the configuration and compatibility that's 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 Features: - Capacity: 3TB - Interface: SATA 6Gb/s - Form Factor: 3.5 Inch - RPM Class: 5400 Specifications: - Warranty: 2 Year - Colour: Purple