A-Tech 4GB Memory for DELL Latitude E5570 (5570) Laptop (1 x 4GB) DDR4 2400MHz PC4-19200 Non-ECC Unbuffered SODIMM 260-Pin 1Rx16 1.2V Single Rank Notebook RAM Upgrade Stick (ATMS278249A25824X1) at Amazon.com
How To Upgrade RAM On Laptop. Dell Latitude E5570. - YouTube
A-Tech 4GB Memory RAM for Dell Latitude E5570 - DDR4 2666MHz PC4-21300 Non ECC SO-DIMM 1Rx16 1.2V - Single Laptop & Notebook Upgrade Module ( Replacement for SNPKN2NMC/4G) at Amazon.com