Flexible File Sharing and Storage for Homes and Small Business The Synology DS923+ is a capable 4-bay NAS solution that can be adjusted and expanded as your needs change, with optional support for up to nine drives, faster networking, and NVMe SSDs for caching or additional storage pools. Powered by Synology DiskStation Manager (DSM), it offers a flexible all-in-one solution for data sharing, synchronization, backup, and surveillance. Storage That Fits your Needs Is your data scattered across external drives and public cloud accounts? With DS923+, you can consolidate your data with over 50 TB across 4 bays. Need more space? Expand with DX517 for over 120 TB of storage. The Performance you Need Reduce transfer times with DS923+, designed to accelerate your workloads. Easily add faster networking and NVMe drives to further boost performance. Store, Share, and Protect Manage all your documents, photos, and other files, back up applications and devices, and protect your physical assets with professional video surveillance. Private Cloud Storage Access files from all your devices and protect them with smart versioning. Manage, share, and sync your data across locations. Multi-Layered Backup Back up files, folders, physical devices, VMs, and SaaS applications with free solutions, and protect your NAS with built-in technologies. Smart Surveillance Transform your Synology device into a full-featured video management system for a wide range of compatible IP cameras. Get More with DiskStation Manager Take advantage of a host of native productivity, management, and security solutions available in the web-based Synology DSM operating system.