MacBook Air 13″ A1466 I/O Board $25.00 Magsafe board MacBook Air 13" A1466 I/O Board quantity Add to cart Continue Shopping Category: A1466 MacBook Air 13" (Mid 2012-Mid 2017) Description I/O Board for the 2013-2017 MacBook Air 13″, 923-0439, 820-3455-A. This board provides the magsafe port, a USB port and headphone jack.