A-Tech 32GB (4x8GB) RAM for Apple iMac (Mid 2010 27 inch 4-Core, Mid 2011 21.5/27 inch) | DDR3 1333MHz PC3-10600 204-Pin SODIMM Memory Upgrade Kit at Amazon.com
iMac 2009, iMac 2010 and iMac 2011 - Apple Broadcom BCM94360CD - 802.11 a/b/g/n/ac with Bluetooth 4.0 Upgrade Kit | www.osxwifi.com | Native Support for Apple Broadcom BCM94360CD and BCM943602CDP for PC