Synology (DS1517+ (2GB)) – DS1517+ (2GB) 5-Bay / INTEL Atom C2538 / Quad Core 2.4GHz / 2GB DDR3L (up to 16GB) / 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

Synology (RS818+) – RS818+ 4-Bay / 1U Rackmount / INTEL Atom C2538 / Quad Core 2.4GHz / 2GB DDR3L (up to 16GB) / 2 x USB 3.0, 1 x eSATA / 4 x Gigabit LAN / SHR, RAID 0,1,5,6,10 / 1 x PCIe x8 Slot for NIC / Synology High Availability / 2 x IP Cam Licenses (up to 40) / 3 Years Warranty / Optional Rail Kit: Sliding (RKS1317), Mounted (RKM114) Expansion: RX418