ITEM NAME:DC-in Power Board Jack for MacBook Pro 13 Unibody A1278 (2009, 2010, 2011, 2012) Description: DC-in Power Board Audio USB Jack Replacement Parts. Compatible with Apple MacBook Pro 13" Unibody A1278 2009 2010 2011 2012. Connects to logic board and provides DC-In charging port for MagSafe power adapter. Great Part to replace the broken and non working DC Power Board. Brand new ang high quality. Specification: Material: metal Size: 22*13mm Package Includes: 1x Power Board Jack SKU: DMO0013354077010192.Compatible with Apple MacBook Pro 13" Unibody A1278 2009 2010 2011 2012. 1x Power Board Jack. Great Part to replace the broken and non working DC Power Board. Connects to logic board and provides DC-In charging port for MagSafe power adapter.