Versatile data hub for home and office lexible data management for homes and small businessThe 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.Everything you need for your home officeChoose 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 optionsLeverage built-in connectivity to integrate the DS1522 into any network environment, or expand its capabilities by adding plug-and-play modules.Failover and network balancingFour 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 10GbEAdd an E10G22-T1-Mini Network Upgrade Module through the easily accessible slot to instantly enable faster networking.Store, share, and protectManage all your documents, photos, and other files, back up applications and devices, or protect your assets with professional video surveillance.File ServerStore and access files from all your devices, and protect them with smart versioning. Sort, manage, share, and sync your data across locations.A private cloud for all your devicesStore, sync, and access data from any device, wherever you are with Synology’s private cloud solution. Sync data between different platforms and devices, and access your files through mobile apps, desktop clients, and a browser-based interface. Leverage smart versioning to back up important data via desktop and mobile applications. Dependable and secure network storageUse shared folders on your Synology device as reliable storage available from anywhere on your local network over all common protocols (SMB/NFS/WebDAV/FTP). Protect your files against accidental changes and removal or even malware attacks with built-in snapshot technology and other backup options.Multi-Layered BackupBack up files, folders, physical devices, VMs, and SaaS applications with free solutions, and protect your NAS with built-in technologies.Protect full endpoints, servers, and VMsSecurely back up Windows clients and servers, Linux endpoints, VMware and Hyper-V virtual machines, and other Synology devices. Leverage built-in deduplication technology to greatly reduce backup sizes and multi-versioning restore systems to a time point of your choice.Make local backups of your cloud appsProtect business Microsoft 365 and Google Workspace accounts by maintaining complete offline copies of your crucial information and configurations with Active Backup for Microsoft 365 and Active Backup for Google Workspace.Back up documents and multimediaSet up backup tasks to protect important folders on your PC and macOS device with Synology Drive. On your mobile device, automatically save another copy of the photos and videos you take, and easily organize and share them through Synology Photos.Smart SurveillanceTransform your Synology device into a full-featured video management system for a wide range of compatible IP cameras.Wide compatibilityConnect up to 40 IP cameras from a selection of over 8,300 validated models thanks to wide camera compatibility and ONVIF support in Synology Surveillance Station.Secure and privateFootage stored locally can be protected from unauthorized access by industry-standard AES-256 encryption.24/7 everywhere accessMonitor live streams or watch recordings from web browser, desktop client, or the DS cam mobile app.Performance backed by Synology drivesLeverage high sustained performance and reliability with enterprise-grade drives with built-in data protection designed for Synology systems.Get more with DiskStation ManagerTake advantage of a host of native productivity, management, and security solutions available in the web-based Synology DSM operating system.Central Management SystemConveniently manage your fleet of Synology NAS from a centralized console.SecurityShield your Synology NAS from the most sophisticated threats with industry-leading security solutions.Synology High AvailabilitySeamless transition between clustered servers in the event of a server failure to minimize the impact on applications.