2GB KIT (2 x 1GB) SO-DIMM DDR2 NON-ECC PC2-5300 667MHz For Gateway MX Series Notebook. Designed For Gateway MX Series Notebook: MX6919, MX6920, MX6920h, MX6921b, MX6922b, MX6923b, MX6924j, MX6926b, MX6927, MX6928, MX6930, MX6930 Notebook, MX6930h, MX6930h Notebook, MX6931. Will also work with many other brands and models. Genuine A-Tech Brand: A-Tech is one of the most trusted names in Premium Memory. Backed by a Lifetime Warranty and 5 star customer support, A-Tech has you covered! Memory upgrades have never been easier. Designed specifically to help your computer run faster and smoother, an A-Tech memory upgrade is one of the fastest, most affordable, and easiest ways to improve system performance. A-Tech memory empowers your computer to achieve faster application loading times, faster system responsiveness, and increased ability to multitask and handle data-intensive programs. A-Tech modules are rigorously tested to ensure that your memory meets our stringent compatibility and performance standards. Every A-Tech ram module is tested for complete functionality before it leaves our doors and includes toll free technical support at 1-866-557-4527. Give your computer the best, trust A-Tech!