Form Factor : Rackmount Processor : Intel Celeron J3455 / Quad Core 1.5GHz (Max burst up to 2.3GHz) / Hardware Encryption Engine (Yes) Memory : 4 GB / 2 x SO-DIMM Up to 10 GB (2 GB + 8 GB) "Drive Hot Swap " Yes Supported RAID Types Single, JBOD, RAID 0, RAID 1, RAID5, RAID 6, RAID 10 Storage : 8 x Disk Slot Number / 3.5" /2.5" SATA HDD / 2.5" SATA SSD / 160 TB (20TB x 8) (Capacity may vary by RAID types) File System : Btrfs, EXT4 / EXT3, EXT4, NTFS, FAT32, HFS+ External Ports : 10 Gigabit Ethernet Port (1) / 1 Gigabit Ethernet Port (2) / USB 3.2 Gen 1 (5Gbps) Port (2) Appearance : 440 x 560 x 80 mm / Weigh 14Kg / Packaging Size 795 x 575 x 200 mm  Power : 250W / 100V - 240V AC / 50/60 Hz, Single frequency Power Consumption : 95W (Fully loaded Seagate 4TB ST4000VN008 hard drive(s) in read/write state / 12.4W (hard drive dormancy) System Fan : 80 mm x 80 mm x38mm 3 pcs Fan Mode : Smart, High speed, Middle speed, Low speed Working Temperature : 0°C ~ 40°C Limited warranty : 3 years Certificate : FCC, CE, CCC, KC Environment : RoHS, WEEE