2GB KIT (2 x 1GB) For Toshiba Toshiba Satellite A105-S101 A105-S1012 A105-S1013 A105-S1014 A105-S171 A105-S1711 A105-S1712 A105-S2001 A105-S2011 A105-S2021 A105-S2031 A105-S2041 A105-S2051 A105-S2061 A105-S2071 A105-S2081 A105-S2091 A105-S2101 A105-S2111 A105-S2121 A105-S2131 A105-S2141 A105-S215TD A105-S2181 A105-S2194 A105-S2201 A105-S2204 A105-S2211 A105-S2224 A105-S2231 A105-S2236. SO-DIMM DDR2 NON-ECC PC2-4200 533MHz RAM Memory. Genuine A-Tech Brand. 2GB KIT (2 x 1GB) SO-DIMM DDR2 NON-ECC PC2-4200 533MHz RAM Memory Genuine A-Tech Memory Lifetime Warranty Toll Free Technical Support 1-866-557-4527 Designed For Toshiba Toshiba Satellite. (See Compatibility List Below)