This is a left speaker assembly for the 15" MacBook Pro Unibody model A1286.
Speaker is on the left-hand side when facing the screen.
Plus, it also includes a microphone.
Part Numbers: 922-8700, 922-8701.
<li class="maclist-li"><h4>Compatible with : </h4>
<ul>
Pro Unibody 15 (A1286, Late 2008/ Early 2009)