Synology DiskStation DS1522+ 5 Bay 8GB DDR4 AMD Ryzen R1600 2-core 2.6 Hot swappable 4x1GbE RJ-45 2xUSB 3.0 2xeSATA prot1 x Gen3 x2 slot 3yrs wty Flexible data management for homes and small business The 5-bay Synology DiskStation DS1522+ is easy to scale and expand as your needs change, with optional support for up to 15 drives, 10GbE networking, and NVMe SSD caching. Powered by Synology DiskStation Manager (DSM), it offers a flexible all-in-one solution for data sharing, synchronization, backup, and surveillance. CPU Model AMD Ryzen R1600 CPU Quantity 1 CPU Architecture 64-bit CPU Frequency 2-core 2.6 (base) / 3.1 (turbo) GHz Hardware Encryption Engine (AES-NI) System Memory 8 GB DDR4 ECC SODIMM Memory Module Pre-installed 8 GB (8 GB x 1) Total Memory Slots 2 Maximum Memory Capacity 32 GB (16 GB x 2) Drive Bays 5 Maximum Drive Bays with Expansion Unit 15 (DX517 x 2) M.2 Drive Slots 2 (NVMe) Compatible Drive Type* (See all supported drives) 3.5' SATA HDD / 2.5' SATA SSD / M.2 2280 NVMe SSD Hot Swappable Drive RJ-45 1GbE LAN Port* 4 (with Link Aggregation / Failover support) USB 3.2 Gen 1 Port* 2 eSATA Port 2 PCIe Expansion 1 x Gen3 x2 network upgrade slot System Fan 92 mm x 92 mm x 2 pcs Power Recovery Wake on LAN / WAN Scheduled Power On / Off Power Supply Unit / Adapter 120 W AC Input Power Voltage 100V to 240V AC Operating Temperature 0°C to 40°C (32°F to 104°F) 3-year hardware warranty, extendable to 5 years with EW201 or Extended Warranty Plus