Synology 2 bay NAS DiskStation DS420+ (Diskless)

Synology DiskStation DS420+ is a networkattached storage solution for smooth data sharing, video streaming, and photo indexing. Two built-in M.2 SSD slots and Synology SSD Cache technology allow you to boost system I/O and application performance.

Make sure this fits by entering your model number.
Two built-in M.2 2280 NVMe SSD slots permit cache acceleration without occupying storage drive bays.
Intel dual-core processor with AES-NI hardware encryption engine; over 226 MB/s sequential read and 225 MB/s sequential write throughput.
2 GB DDR4 memory (expandable up to 6 GB)
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)