The World's First 64TB NAS With Data-Aware Tiering. 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 Drobo B810n 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 connect computers on the network.