A-Tech 1GB KIT 2 x 512MB Gateway Solo Notebook 1400 3501171 1400 3501172 1400 3501173 1400 3501174 1400 3501261 1400 3501262 1400 3501268 1400SE SO-DIMM SD NON-ECC PC133 133MHz RAM Memory 1GB KIT (2 x 512MB) SO-DIMM SD NON-ECC PC133 133MHz RAM Memory Genuine A-Tech Memory Lifetime Warranty Toll Free Technical Support 1-866-557-4527 Designed For Gateway Solo Notebook Series. (See Compatibility List Below)