The scalable NAS system with SSD cache acceleration, the Synology DS720+, is a compact network storage system designed to optimize data and multimedia management. Two built-in M.2 solid-state drive slots, along with Synology's SSD cache technology, enhance the performance of system input-output operations and applications. With scalability options, you can start with a minimal configuration and expand the storage capacity using the Synology DX517 as your data volumes grow. **Performance and Capacity Optimization** The DS720+ features two built-in M.2 solid-state drive slots, allowing you to take full advantage of Synology's SSD cache. Add SSD cache to reduce input-output response times by 20 times without using front disk bays. By connecting the Synology DX517 expansion module, you can add five more drives to increase the storage capacity of the system. **Acceleration of Resource-Intensive Applications** A more powerful processor accelerates the performance of resource-intensive applications. The new quad-core processor speeds up photo indexing, reduces database response times, and enhances web-PHP response efficiency. Easily categorize your photos, manage files on computers and mobile devices, and enjoy incredibly fast web applications. **Convenient File Access and Synchronization** Synology Drive provides a built-in universal portal for accessing data anytime and anywhere, as well as synchronizing all files across various platforms, including Windows, macOS, Linux, Android, and iOS. **Real-Time Collaboration in a Private Cloud** Synology Office is a dedicated collaboration suite that combines the convenience of public cloud environments with the privacy and security of private cloud storage. It allows you to collaborate on documents and spreadsheets in a secure environment. **Full Integration with Mobile Devices** Synology mobile apps provide quick and secure access to data from anywhere.