DS2422+ 12-Bay / AMD Ryzen V1500B Quad Core 2.2GHz / 4GB DDR4 ECC SO-DIMM (up to 32GB ECC SO-DIMM) / 2 x USB 3.2 Gen 1, 1 x Mini-SAS Expansion Port / 4 x Gigabit LAN / SHR, RAID 0,1,5,6,10 / PCIe for NIC, M.2 NVMe Cache Card or Combination Card / Synology High Availability / 2 x IP Cam Licenses (up to 40) / 3 Years Warranty ** Supports Specific HDD or SSD ONLY, please visit: https://bit.ly/3CFKbFj**