Full specification: https://global.download.synology.com/download/Document/Hardware/DataSheet/DiskStation/18-year/DS218+/enu/Synology_DS218_Plus_Data_Sheet_enu.pdf

The unit has two 1 TB drives installed (Western Digital WD Red, NASware 3.0) in good condition (no bad sectors, no problems detected) - see photos.

The unit has also installed additional 8GB DDR3 memory installed (DDR3 / DDR3L 8GB Laptop RAM 1600MHz PC3L/PC3-12800 SODIMM Non-ECC Unbuffered 1.35V/1.5V 2Rx8 Dual Rank 204 Pin CL11) - see photos.

Installed the latest DSM version (7.1.1) - see photo.

Great device in full working order, selling only because I've just upgraded to a more powerful model.