820-1889-A 661-4396 Mid 2007 Macbook 2.16GHz Core2Duo, Logic Board, White NB-1818W This is a MacBook 13" 2.16GHZ Core 2 Duo logic board replacement. This is a pull from a working unit and comes with our standard 1 year warranty. This will work in both the black and white MacBook 13" units. EEE code: YEF,YNU