DiskStation DS1621 plus 6 bay N.A.S CPU: AMD Ryzen R1500B, 64-bit quad core 2.2GHz processor RAM: 4 GB DDR4 ECC SODIMM - Maximum Memory Capacity 32GB (16GB x2) Compatible Drive Type: 3.5" SATA HDD 2.5" SATA HDD-SSD plus 2x NVMe 4 x RJ-45 1GbE LAN Port (with Link Aggregation Failover support) 3 x USB 3.2 Gen 1 Port 2 x eSATA Port Power Consumption: 51.22 W (Access) - 25.27 W (HDD Hibernation) Size (Height x Width x Depth): 166 mm x 282 mm x 243 mm Weight: 5.1 kg 3-year hardware warranty