Synology Diskstation DS1520+ 5-bay Network Attached Storage Server includes ...

• 2x USB 3.0 ports
• 2x eSATA ports
• 4x Ethernet RJ45 1GbE LAN ports
• 8GB DDR4 non-ECC Ram
• 5 drive bays, expandable to 15 when paired with up to two expansion units
• INTEL Celeron J4125 Quad Core 2.0 burst up to 2.7 GHz CPU
• accepts 3.5" and 2.5" SATA hard drives and 2.5" SATA and M.2 2280 NVMe Solid State Drives.
• Encryption Capable

DiskStation DS1520+
Scalable 5-bay NAS for small offices and IT enthusiasts

Versatile Storage in a Compact Desktop Chassis
Capable of transcoding up to 2-channel, 4K video simultaneously, DS1520+ provides a remarkable video streaming experience for advanced home users. Its versatile built-in applications including collaboration, file sharing, data backup and recovery also fulfill SOHO users’ various needs, accelerate office productivity, it is even ready for virtualization deployment.

• CPU
  Quad-core 1.5GHz, burst up to 2.3GHz
• Memory
  2 x 4GB DDR3L memory module pre-installed
• Scalability
  Up to 10 drives with one DX517
• Performance
  Over 225 MB/s reading and writing in encrypted

A Perfect Mixture of Scalability and Performance
DS1520+ comes with dual native M.2 NVMe SSD slots, allowing you to build NVMe SSD cache without occupying any of the drive trays. You can also scale up to 10 drives with one DX517 expansion unit, seamlessly expanding your storage capacity.

Ultimate Backup Solution
DS1520+ integrates various backup applications to safeguard your important data on any device with an intuitive user interface and durable storage technologies.

• Active Backup for Business
  Centralize backup tasks for VMware, Windows, and file servers. Restore whatever you want fast and reliably when needed.
• Hyper Backup
  Comprehensively back up your data to a local shared folder, an external device, another Synology NAS, an rsync server, or a public cloud to ensure data safety.
• Desktop Backup
  Safeguard your PC with Cloud Station Backup. Effortlessly back up data stored on macOS to Synology NAS with Time Machine.
• Active Backup for Office 365 / G Suite
  On-premise backup solution with a centralized dashboard. Optimize storage efficiency with single instancing and block-level deduplication technology.

4K Multimedia Server
Access and stream your 4K media content anytime and anywhere. DS1520+ supports 4K H.264/H.265 online transcoding via Video Station and DS video, allowing 4K videos to be converted and played on the fly on other computers, smartphones, and media players that originally do not support Ultra HD formats.

Btrfs: Next generation storage efficiency
Btrfs file system introduces the most advanced storage technologies to meet the management needs of modern large scale businesses:

• Flexible Shared Folder/User Quota System provides comprehensive quota control on all user accounts and shared folders
• Snapshot Replication provides schedulable and storage capacity-saving data protection with 1,024 shared folder backups and 65,000 system-wide snapshots
• File or folder level data restoration makes data recovery fast and flexible
• Automatic file self-healing detects and recovers corrupted files without user intervention

Powered by Synology DSM

• DSM UI
  Award-winning operating system with an intuitive user interface and powerful capabilities.
• Snapshot Replication
  Provides schedulable and instantaneous data protection for shared folders and virtual machines on iSCSI LUNs in the event of disaster.
• Security
  Comprehensive built-in security tools are constantly updated to tackle evolving threats and protect your devices.
• File Server/Management
  Powerful built-in file management and sharing services.
• Public Cloud Integration
  Backup and synchronize data easily between your public cloud accounts and your NAS.
• All-in-one server
  Save additional investment by integrating various network services, web/mail services, management applications into your NAS.
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