General

• Model: DS1522+.
• Product Type: Network Attached Storage (NAS).server.
• Manufacturer: Synology Inc.

Hardware Specifications

• Processor: AMD Ryzen R1600, 2-core 2.6 GHz (base) / 3.1 GHz (burst), 64-bit architecture, with AES-NI hardware encryption engine.
• System Memory: 8 GB DDR4 ECC SODIMM (expandable up to 32 GB over 2 slots).
• Drive Bays: 5 (expandable up to 15 drive bays with 2 DX517 expansion units), supports 3.5"/2.5" SATA drives.
• M.2 Drive Slots: 2 (NVMe 2280) for cache and storage pool.
• Dimensions: 166 mm x 230 mm x 223 mm.
• Weight: 2.7 kg.
• Fans: 2 x 92 mm x 92 mm x 25 mm system fans, with full-speed mode, cool mode, and quiet mode options.

Network Connectivity

• Ethernet LAN Ports: 4 x RJ-45 1GbE LAN ports, with link aggregation and failover support.
• Network Expansion: 1 x supported E10G22-T1-Mini 10GbE module over PCIe 3 x 2 (MSRP $149).
• ESATA Ports: 2x.
• USB 3.2 Gen 1 Ports: 2x.
• Supported Network Protocols: SMB1 (CIFS), SMB2, SMB3, NFS v3, NFS v4, NFS v4.1, NFS Kerberized sessions, iSCSI, HTTP, HTTPS, FTP, SNMP, LDAP, CalDAV.

Performance

• Sequential Read/Write: Up to 736/796 MB/s sequential read/write with the mini 10GbE network module installed.
• File Systems: BTRFS, EXT4, FAT, HFS+, NTFS, EXFAT.
• RAID Levels: 0, 1, 5, 6, 10, JBOD, with support for online RAID migration and expansion.

Operational Conditions

• Operating Temperature: 0 - 40 °C.
• Operating Relative Humidity: 5 - 95 %.
• Storage Temperature: -20 - 60 °C.

Power Requirements

• Power Consumption (Typical): 52.06 W.
• Power Consumption (HDD Standby): 16.71 W.
• AC Input Voltage: 100 - 240 V, 50 - 60 Hz.
• Power Supply Location: External power supply unit (PSU) capacity 120 W.

Software and Management

• Operating System: DiskStation Manager (DSM), with features such as multimedia management, hyper/desktop backup options, snapshot replication, and virtual machine manager.
• Management Protocols: SNMP, with web-based management, access control list (ACL), multilingual support, and reset button.
• Number of Users: 2048.
• Noise Level: 22.9 dB