The Buffalo TeraStation 5420DN 80TB Desktop NAS is a full-scale professional network-attached storage solution that is optimized to store, share, and back up data for businesses of any size. With advanced hardware and firmware, this product is designed for stability and security, ensuring that it can handle heavy data loads without dropping performance. It is purpose-built for data protection, featuring a secure NAS on a closed system with 256-bit drive encryption, two-factor authentication, and flexible backup features to keep your data safe. The TeraStation also offers snapshots for instant data backup and recovery, allowing you to recover data near instantaneously with little or no system disruptions and mitigate ransomware. With its native 10GbE port, this NAS provides fast data transfers without the need for a cable upgrade. Additionally, it offers cloud integration, allowing you to sync with popular cloud storage services like Dropbox, Amazon S3, Microsoft Azure, and OneDrive to create a hybrid cloud for extra data security, cost savings, and versatile data backup. The TeraStation comes with peace of mind included, offering a 3-year warranty with optional extended warranty (5-year warranty for registered TS51220RH products), hard drive coverage, and 24/7 US-based support and data recovery service.