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. Throughput Over 736/796 MB/s sequential read/write Memory 8 GB DDR4 ECC (max. 32 GB) Connectivity Four built-in 1GbE ports with easy 10GbE option Scalability Up to 15 drive bays with 2 DX517 expansion units Everything you need for your home office Choose from dozens of applications for small businesses and make the DS1522+ your go-to device for everyday data protection, file management, media sharing, and camera surveillance. Flexible networking options Leverage built-in connectivity to integrate the DS1522+ into any network environment, or expand its capabilities by adding plug-and-play modules. Failover and network balancing Four built-in Gigabit ports with support for automatic network failover and load balancing deliver fast and dependable performance out of the box. Easy upgrade to 10GbE Add an E10G22-T1-Mini Network Upgrade Module through the easily accessible slot to instantly enable faster networking. Store, share, and protect Manage all your documents, photos, and other files, back up applications and devices, or protect your assets with professional video surveillance. File Server Store and access files from all your devices, and protect them with smart versioning. Sort, manage, share, and sync your data across locations.