NAS - external storage for 8× 3.5“/2.5“ HDD + SSD (2× M.2), CPU Ryzen V1500B 2,2 GHz, 4096 MB DDR4 (max. 4096 MB ), 4 × USB 3.2 Gen 1 (USB 3.0), 4 × LAN, 2 × eSATA Do you want to store data in a more organized way? If so, you might want to consider this Synology DS1821+ data storage. Its core is an HDD and SSD with a format of M,2. The term SSD stands for Solid State Drive. It is a type of drive without moving parts Compared to the classic HDD, this external SSD is way quicker and more hardy. It is especially popular among those who move around often because it is resistant to vibrations and bumps. A big advantage of a classic HDD is that it has a good ratio of cost to capacity. However, the customer must remember that this type of disc is prone to damage from vibration or impact. It's great for home or office use, where one won't need to move it around much. This model is designed with 8 external disc slots. The data is protected by RAID 0, RAID 1...