Designed to supercharge your NAS I/O performance, Synology's M2D18 M.2 SSD adapter significantly reduces random I/O latency, benefiting applications such as photo indexing, file search, and virtualization environments. The dual M.2 SSD slots support both SATA and NVMe SSD, meaning higher SSD read/write caching and more primary drive bays reserved for data storage. The attachable heatsink accelerates thermal dispatching of M.2 SSD and assures system stability with excellent performance.