For sale: Western Digital Purple (WD Purple) hard drive, well-known and specifically designed for security and surveillance camera systems (DVR / NVR). Key Specifications and Features: Capacity: 2 Terabytes (2TB). Durability and Reliability: Designed for continuous, heavy-duty operation 24/7 without interruption. Capacity: Supports operation and recording from up to 64 surveillance cameras simultaneously. Performance: Equipped with AllFrame 4K technology to ensure high-definition video recording and reduce frame loss or stuttering. Condition: (Clean used / 100% working) A report from the software has been attached.