Remain Classic While Shrinking FootprintThe mini 6-bay design keeps the DS620slim classic and saves deployment space. With six 2.5" drive support, the DS620slim is able to boost performance by installing SSDs.Compact DesignA small design and compact dimensions allow it to fit almost anywhere.RAID FlexibilityFlexible in a variety of RAID configurations to realize higher raw data capacities or improved data protection with RAID 5/6/10.SSD Cache SupportFurther enhance storage performance with SSD read/write cache while still having abundant drive bays for data storage.Btrfs: Next-Generation

EfficiencyThe Btrfs file system introduces the most advanced storage technologies to meet the management needs of modern large scale businesses.Flexible Shared Folder/User Quota SystemProvides comprehensive quota control on all user accounts and shared folders.Snapshot ReplicationProvides a schedulable and storage capacity-saving data protection with 1024 shared folder backups and 65,000 system-wide snapshots.File or Folder Level Data RestorationHelps make data recovery fast and flexible.Automatic File Self-HealingHelps detect and recover corrupted files without user intervention.Synchronize Files Across Your DevicesCloud Station Suite provides real-time data synchronization across all your devices and other Synology NAS. "Intelliversioning" keeps the most important file versions to better utilize storage space.4K Multimedia ServerAccess and stream your 4K media content. The DS620slim 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.Powered by Synology DSMFile Server/ManagementPowerful built-in file management and sharing services.Snapshot ReplicationSchedulable and instantaneous data protection for shared folders and iSCSI LUNs for disaster prevention.MultimediaComplete multimedia solution for management, streaming, and playback.DSM UISynology's built-in operating system with an intuitive user-interface and powerful capabilities.SecurityComprehensive built-in security tools are constantly updated to protect your devices against evolving threats.Public Cloud IntegrationBackup and synchronize data easily between your public cloud accounts and your NAS.