DS1819+ 8-Bay / INTEL Atom C3538 / Quad Core 2.1GHz / 4GB DDR4 Non-ECC SO-DIMM (up to 32GB ECC SO-DIMM) / 4 x USB 3.0, 2 x eSATA / 4 x Gigabit LAN / SHR, RAID 0,1,5,6,10 / PCIe for NIC or M.2 SATA SSD / Synology High Availability / 2 x IP Cam Licenses (up to 40) / 3 Years Warranty