WiFi Bluetooth Airport Wireless Card BCM94331PCIEBT4AX BCM94331PCIEBT4 Replacement for MacBook Pro Unibody A1278 A1286 A1297 (Early 2011-Mid 2012) Bluetooth 4.0 Bt Wireless WiFi Airport

Best Choice: If the 802.11 n Airport Wireless Bluetooth 4.0 internal card in your laptop are broken or defective and not working properly, this AirPort wireless network card is the perfect solution to your wireless connectivity issues. This will be your best choice.
^^ Compatible Model: This Airport/Bluetooth board BCM94331PCIEBT4 is replacement for MacBook Pro Unibody Early 2011 to Mid 2012 with model A1278, A1286 and A1297.
^^ Compatible Model: Compatible with MacBook Pro 13
Unibody A1278 (Early 2011-Mid 2012): For MacBookPro8, 1
Early 2011: (MC700LL/A, MC724LL/A), MacBookPro8, 1
Late 2011: (MD313LL/A, MD314LL/A), MacBookPro9, 2
Mid 2012: (MD101LL/A, MD102LL/A).
^^ Compatible Model: Compatible with MacBook Pro 15"
Unibody A1286 (Early 2011-Mid 2012): For MacBookPro8, 2
Early 2011: (MC721LL/A, MC723LL/A), MacBookPro8, 2
Late 2011: (MD318LL/A, MD322LL/A), MacBookPro9, 1
Mid 2012: (MD103LL/A or MD104LL/A).
^^ Compatible Model: Compatible with MacBook Pro 17"
Unibody A1297 Early 2011: For MacBookPro8, 3
Early 2011: (MC725LL/A), MacBookPro8, 3
Late 2011: (MD311LL/A).
^^ Identifying Numbers:
APN: 661-6510
PPN: 607-8958, BCM94331PCIEBT4AX, BCM94331PCIEBT4.