This is a replacement TCON board flex cable for the 12-inch MacBook Retina released in Early 2015/Early 2016/Mid 2017.
TCON board flex cable connects the LCD display to the logic board..
Part Numbers: 923-00404.
Printed Number: 821-00318-01, 821-00318-A, 821-00510-A.
<li class="maclist-li"><h4>Compatible with : </h4>
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Retina 12 (A1534, Early 2015/ Early 2016/ Mid 2017).