Compact yet Powerful Storage Solution Synology Disk Station DS218+ is designed for home users or small businesses pursuing a compact & reliable shared storage solution, offering the flexibility to expand the 2 GB RAM to up to 6 GB RAM to process intensive workloads. DS218+ features a dual-core 2.0 GHz processor with a burst frequency of 2.5 GHz. With AES-NI, DS218+ delivers encrypted performance of up to 113 MB/s reading & 112 MB/s writing under RAID 1 configuration. Btrfs: Next Generation Storage DS218+ integrates Btrfs file system, bringing the most advanced storage technologies to meet the management needs of small businesses: Flexible Shared Folder/ User"a System, Advanced snapshot technology, File or folder level data restoration, Cloud Station with file versioning. Personal Multimedia Library Synology Disk Station DS218+ supports transcoding of up to two concurrent H.264/H.265 4K video streaming, featuring support for the latest multimedia file. With Video Station, you can easily organize & sort your personal digital video library with comprehensive media information & watch 4K Ultra HD movies & films. Photo Station means that you can effortlessly organize photos into customized categories, smart albums & blog posts, & link them to social networking websites within a few clicks. Audio Station comes with Internet radio & lossless audio format support, & is capable of music playback via DLNA or Air Play-compliant devices. 24/7 Smart Security Solution Featuring user-friendly video management tools & an intuitive desktop-like interface, Synology Surveillance Station is a reliable private-security solution that can support multiple IP cameras connected to DS218+. Surveillance Station features optimized live view together with streamlined real-time monitoring. Its powerful analytics, such as motion detection & alert notification, means that you can stay informed of any suspicious activity with triggers sent via SMS, e-mail, & DS cam mobile applications.