Easily expand the capacity of AXIS S11/-S12 SeriesAdd 8TB of extra storage to your recording server with Enterprise Hard Drive 8 TB. Designed and tested for 24/7 video surveillance, Enterprise Hard Drive 8 TB is made for ultra-high-definition continuous or event-triggered recording at high workloads. Enterprise Hard Drive 8 TB can be added to an existing RAID array composed of drives of the same capacity. RAID technology provides redundancy and protection against data loss. It's part of an affordable, end-to-end Axis solution with unbeatable reliability.