DDR4-2666 non-ECC unbuffered SO-DIMM 260pin 1.2VEAN: 4711174723669Applied Models: RS820RP+, RS820+, DS2419+, DS1819+, DS1618+, DVA3219, DS220+, DS720+,DS920+,DS420+ , DS224+, ds423+Applied Models: RS820RP+, RS820+, DS2419+, DS1819+, DS1618+, DVA3219, DS220+, DS720+,DS920+,DS420+, ds224+, DS423+...