Airport Extreme + Bluetooth Combo Card Works on: iMac G5 (All 1.9GHz and 2.1GHz models!) iBook G4 (All 1.33GHz and 1.42GHz models!) PowerBook G4 (All 1.67GHz models!) PowerMac G5* (All 2.0GHz and 2.3GHz Dual-Core, and All 2.5GHz Quad-Core models!) *Requires special kit Mac Mini* (All 1.33GHz, 1.5GHz, 1.66GHz, 1.83GHz and pre-2009 2.0GHz models!) *Requires special kit