Western Digital Purple 4TB Surveillance HDD 3.5in
This new Western Digital CCTV Surveillance Hard Drive is suitable for both NVR and DVR's. It features 4TB of SATA6 space providing lots of room for recording. It is the perfect upgrade or addition to your CCTV Kit. It is tuned for write-intensive, low bit-rate, high stream-count applications typical to most surveillance applications.