Western Digital Purple 4TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6 Gb/s 64MB Cache 3.5 Inch - Western Digital40PURZ [Old Version]

Protect your home and business with WD Purple surveillance hard drives Benefits of AllFrame Technology Reduces frame loss Improves video playback Optimizes the HDD to thrive in high temperature, always-on, surveillance system environments 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.

Available in up to 8 TB capacities SATA 6 Gb/s interface and 64MB cache Optimized with AllFrame Technology Surveillance 3.5- inch Hard Drive Engineered for compatibility 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.