I have the same laptop !? ?DELL WIRELESS 1703 this card changed this by Atheros AR5B93... ?Here a list of all compatible pci wifi modules with mac os x... http://translate.google.ru/translate?act=url&hl=ru&ie=UTF8&prev=_t&sl=ru&tl=en&u=https://spreadsheets.google.com/pub%3Fkey%3D0Arr23WYNror4dEc2T045WkFrbm56N0JfQVdiSU5jdHc%26hl%3Dru%26output%3Dhtml&sandbox=0&usg=ALkJrhjlIDmIE5MwwHsyj7Dn8BkXvqflAg? ?