• CPU: Intel Atom C3538 Quad Core 2.1GHz
• Memory: 8 GB SO-DIMM DDR3 
• Internal HDD/SSD:  3.5"" SATA HDD or 2.5"" SATA, or 2.5"" SATA SSD,  2x M.2 PCIe (NVMe) or SATA SSD for SSD Caching
• Max Internal Capacity: 128 TB (16 TB drive x 8)
• Maximum Capacity with Expansion Units: 256 TB (16 TB drive x 16)
• External Ports: USB 3.0 x 2
• LAN: RJ-45 10GbE LAN Port x 2, RJ-45 2.5GbE LAN Port x 2
• Maximum IP cam: 64 ( 4 free license included)
• Expansion unit: AS6004U - 4 bay