The world''''s only storage system designed specifically for digital video surveillance, this NAS out-performs alternative solutions when managing video retention beyond 30 days, and up to 90 or 180 days. COLDSTORE delivers a greatly reduced total cost of ownership using only 0.5W per TB. With no data loss on disk failure, and no rebuilds required, its patented sequential storage system is the perfect solution for video, designed to give the highest reliability using very low-cost disk drives.