The Synology DS923+ is a powerful 4-bay NAS solution that can be customized and expanded as needed, with support for up to nine drives, faster networking, and NVMe SSDs for SSD cache or additional storage pools. With Synology DiskStation Manager (DSM), it is a flexible all-in-one solution for data sharing, synchronization, backup, and video surveillance. Reliable performance Up to 625/559 MB/s sequential read and write throughput for fast and efficient file management.