Synology 4 bay NAS DiskStation DS920+ (Diskless), 4-bay; 4GB DDR4 (Missing Tray)

Digital Storage Capacity 4 GB Hard Disk Interface NVMe Connectivity Technology ESATA, Network (RJ-45), USB Brand Synology Compatible Devices Laptop, Television, Desktop, Camera, Smartphone Hard Disk Size 4 GB Specific Uses For Product Camera Read Speed 225 Megabytes Per Second Cache Size 1 Series DS920+ About this item Two built-in M.2 2280 NVMe SSD slots permit cache acceleration without occupying storage drive bays. Intel quad-core processor with AES-NI hardware encryption engine, over 225 MB/s sequential read and write throughput. 4 GB DDR4 memory (expandable up to 8 GB); Scalable up to 9 drives with Synology DX517 Average 15% performance boost to photo indexing and other computing-intensive operations, as well as database response time. By default, two camera licenses are installed; extra licenses can be purchased (CLP1, CLP4, or CLP8) Package Contents: - 4 Bay system - Power SupplyMissing ONE TRAY