Buffalo's TeraStation 3020 series is a secure, easy-to-use computer network attached storage device with NAS-grade hard drives included. Designed for an operating environment of 10-30 users, this Network Attached Storage system is positioned as a secure data storage and backup solution with professional security features and high-quality hardware components at an entry level price—perfect for small offices and professional users requiring a secure network storage or private cloud. The partially-populated 4-bay NAS model is especially ideal for tight IT budgets, providing a scale-as-you-go option with the ability to expand the storage capacity in the future as you see fit. This cost-effective NAS storage is designed with lower cost of entry in mind, offering robust data management and protection features without breaking the bank. The NAS server comes with a native 2.5GbE port for faster data access and file transfers without needing to upgrade cabling and cloud integration so you can back up data to and from the cloud service you already use for extra security. To ward off ransomware and other cyberthreats, the NAS runs on a closed system with native 256-bit AES encryption for advanced data protection, all without extra costs.