This product is a lot of 5 Samsung 32GB PC4-3200AA and mix brand please see the photo for more info. laptop memory modules, designed for laptops, notebooks, and all-in-ones. Each module has a total capacity of 32GB and a frequency of 2666MHz. The memory modules are non-ECC unbuffered and have a SO-DIMM form factor. They are manufactured in South Korea and come with a lifetime manufacturer warranty. The product is a top brand mix, featuring high-quality Samsung memory modules.