Replace the 802.11n Airport wireless internal card for MacBook Unibody (Model No. 1278) in your device to fix wireless connectivity issues.
This airport card is backwards compatible with 802.11g, however an 802.11n base station is required for improved speed.
This card has 2 antenna connections, and cannot be installed as an upgrade in Core 2 Duo Late 2006 and Mid 2007 MacBooks or Mid/Late 2007 15" MacBook Pros.
- MacBook 13" Unibody A1278 2 GHz and 2.4 GHz