Synology RackStation RS2421RP+, Rack 2U, 12-Bay 3.5”/2.5” SATA HDD/SSD, AMD Ryzen V1500B 4-core 2.2 GHz, 4 GB DDR4 ECC UDIMM, 4x RJ-45 1GbE LAN Port; 2x USB 3.2 Gen1; Redundant PS, 11.5 kg; 3yr warranty