This is a replacement I/O board flex cable for the 12-inch MacBook Retina released in early 2015.
I/O USB-C board flex cable connects the I/O USB-C board to the logic board.
Part Numbers: 923-00412.
<li class="maclist-li"><h4>Compatible with : </h4>
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Retina 12 (A1534, Early 2015).