Used BCM92046MD Bluetooth Board
Fits:
Apple iMac 21″ Mid 2010
Apple iMac 27″ Mid 2010
Apple iMac 21″ Mid 2011
Apple iMac 27″ Mid 2011
Apple Mac Pro Mid 2010
Apple Mac Pro Mid 2012
Part numbers: 922-9867, 922-9902, BCM92046MD
Fully tested working part