BUFFALO TeraStation Essentials 4-Bay Desktop NAS 24TB (4x6TB) with HDD Hard Drives Included 2.5GBE / Computer Network Attached Storage/Private Cloud/NAS Storage/Network Storage/File Server

Low Cost Professional Grade Network Attached Storage – Optimized to organize, store, share, and back up your important and everyday files.
Purpose-Built for Data Protection – Secure NAS with 256-bit drive encryption, a closed system, and flexible replication and backup features to keep your data safe. (For iSCSI, check out the TeraStation 3420DN series)
Fast Data Transfers – Native 2.5GbE port for high speed file transfers with no cable upgrade needed.
Reliable Storage with Effortless Setup – Hard drives included and RAID pre-configured for hassle-free, out-of-the-box protection, and can be changed to other RAID modes to best suit your needs.
Cloud Integration – Sync with Amazon S3, Dropbox, Azure and OneDrive to create a hybrid cloud for extra data security, cost savings, and flexible scalability.
24 TB Capacity – 4 pre-tested hard drives included. Ships in RAID 5 for 18 TB usable capacity; can change to RAID 6 for more redundancy, or RAID 0 for full 24 TB.
Peace of Mind Included – 3-year warranty (includes hard drive coverage) with 24/7, award-winning US-based support and data recovery service. (Additional warranty options available.)
Made in Japan – Quality made data storage and fully TAA compliant.