Pair Left Right Speaker Compatible with Pro 13 Inch A1278 2011 2012

This black internal speaker assembly serves as a direct audio component for select Apple MacBook Pro 13-inch models. It delivers standard left and right channel output for routine laptop operation. 1. Constructed from composite material with a total weight of 0.55 grams. 2. Designed for MacBook Pro 13-inch (A1278) units produced in early 2011, late 2011, and mid-2012. 3. Compatible with model identifiers MC700LL/A, MD313LL/A, MC724LL/A, MD314LL/A, MD101LL/A, and MD102LL/A. 4. Supports standard daily computer functions including media playback, web browsing, and software operation. 5. Package contains one left and one right internal speaker.