Full Details from Amazon.com : http://www.amazon.com/gp/product/B008DYIAV6?tag=onigi-20
I/O USB Audio DC MagSafe Board MacBook Air 11 2010 A1370 820-2827-B
Description Connects to logic board and provides MagSafe power USB port audio jack
Includes IO board with USB Audio and MagSafe ports
Compatibility MacBookAir31 Late 2010 MC505LLA MC506LLA
Apple Part 661-5793
Printed Part 820-2827-B
