Ready to Grow as Your Business Thrives DS1819+ is an 8-bay desktop NAS providing superior performance with great expandability, allowing for seamless expansion and upgradability to satisfy your growing business needs. CPU Quad-core 2.1GHz with AES-NI encryption engine Memory 4GB DDR4, expandable up to 32GB Scalability Up to 18 drives with two DX517 Performance 2,045 MB/s sequential reading and 656 MB/s writing 1 Fulfills Intensive Workloads with PCIe Expansion DS1819+ comes with four Gigabit Ethernet ports and one PCIe expansion slot, providing great configuration flexibility, thereby satisfying your intensive workload demands.