HomeSynology 16GB (2x8GB) DDR3L 1600MHz Unbuffered SODIMM 204-pin 1.35V/1.5V RAM Module for DS1517+ / DS1817+ / RS818+ / RS818RP+Synology 16GB (2x8GB) DDR3L 1600MHz Unbuffered SODIMM 204-pin 1.35V/1.5V RAM Mod$533.41PriceQuantityAdd to CartManufacturer SKURAM1600DDR3L-8GBX2