Eathtek Replacement WiFi Bluetooth Cable 821-1312-A For Apple MacBook Pro 13" A1278 2011 2012 Compatible Model Numbers: Apple MacBook Pro 13" A1278 2011 2012 Compatible Part Numbers: 821-1312-A Replacement and high quality,Replace your faulty, cracked or broken WiFi Bluetooth Cable Each WiFi Bluetooth Cable is tested before shipping All pictures are taken from the real item, please check carefully before bidding.