This flex cable connects the keyboard to the what Apple refers to as the input device, or what normal people call the trackpad..
Similar to the design of the 2010-2017 MacBook Air laptops, the keyboard data is routed through the trackpad..
This is the ANSI/ISO version of this cable.
Part Numbers: 923-00408.
Printed Number: 821-2697-A.
<li class="maclist-li"><h4>Compatible with : </h4>
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Retina 12 (A1534,Early 2015/ Early 2016/ Mid 2017).