1X(Product type: Laptop internal speaker< />Part number: 923-0660< />Material:plastic< />Color: Black< />Apply to:< />For Pro10,1 Mid 2012: 975LL/A (2.3 Core i7)< />For Pro10,1 Mid 2012: 976LL/A (2.6 Core i7)< />For Pro10,1 Mid 2012: MD831LL/A (2.7 Core i7)< />For Pro10,1 Early 2013: ME664LL/A (2.4 Core i7)< />For Pro10,1 Early 2013: ME665LL/A (2.7 Core i7)< />For Pro10,1 Early 2013: ME665LL/A (2.8 Core i7)< />For Pro11,2 Late 2013 (IG): ME293LL/A (2.0 Core i7)< />For Pro11,2 Late 2013 (IG): ME293LL/A (2.3 Core i7)< />For Pro11,2 Late 2013 (IG): ME293LL/A (2.6 Core i7)< />For Pro11,2 Mid 2014 (IG): MGXA2LL/A (2.2 Core i7)< />For Pro11,2 Mid 2014 (IG): MGXA2LL/A (2. i7)< />For Pro11,2 Mid 2014 (IG): MGXA2LL/A (2.8 Core i7)< />For Pro11,3 Late 2013 (): ME294LL/A (2.3 Core i7)< />For Pro11,3 Late 2013 (): ME294LL/A (2.6 Core i7)< />For Pro11,3 Mid 2014 (): MGXC2LL/A (2. i7)< />For Pro11,3 Mid 2014 (): MGXC2LL/A (2.8 Core i7< />For Pro11,4 Mid 2015 (IG): MJLQ2LL/A (2.2 GHz Core i7)< />For Pro11,4 Mid 2015 (IG): MJLQ2LL/A BTO (2.5 GHz Core i7)< />For Pro11,4 Mid 2015 (IG): MJLQ2LL/A BTO (2.8 GHz Core i7)< />For Pro11,5 Mid 2015 (): MJLT2LL/A (2.5 GHz Core i7)< />For Pro11,5 Mid 2015 (): MJLT2LL/A BTO (2.8 GHz Core i7)< />Package Conten: 1 X Speaker For )