Bluetooth Board Card BCM92046MD. Apple iMac A1311 21.5" / A1312 27". This is non-negotiable. This is a used item so it may be dirty / very dirty / faded / yellow'ish / scratched / liquid marked / rusty and or have stickers / tape marks so it will not be in its original condition, if it's a multiple the one photographed may not be the one you receive.
eBay