The b810n is a fusion of large and fast it can grow up to 64tb presenting itself as a single large pool of storage if you add two ssds it accelerates access to commonly used hot data ideal for a network of up to 100 users the drobo810 can store and share files use it as your primary storage for important files and documents or as a place to backup files projects or even complete computers on the network the problem b810n solves all other nas systems have this pro