Pre-tested NAS-grade Hard Drives Included - with RAID pre-configured High Performance Scalable Storage Solution 3-year warranty with 24/7 North American Based Support Native 10GbE port/ 4GB ECC memory/ Metal chassis/ Internal power/ LCD Hybrid Cloud Backup/ Private Cloud/ iSCSI backup target (VMware certified) Integrated cloud backup with Amazon S3, Dropbox, Dropbox Business, Microsoft Azure and OneDrive Made in Japan - TAA compliant 4 drive bays with 2TB x 2 drives included, remaining 2 drive bays for future scalability Total usable capacity dependent on RAID configuration