2GB STICK Toshiba Mini Notebook NB305-N310G NB305-N410BL NB305-N410BN NB305-N410BN-G NB305-N410WH NB305-N411BL NB305-N411BN NB305-N413BN SO-DIMM DDR2 NON-ECC PC2-6400 800MHz RAM Memory 2GB STICK SO-DIMM DDR2 NON-ECC PC2-6400 800MHz RAM Memory Genuine A-Tech Memory Lifetime Warranty Toll Free Technical Support 1-866-557-4527 Designed For Toshiba Mini Notebook. (See Compatibility List Below)