How to repair a "Big Mack AAC device" and upgrade it the same time.

Step 5 Mic removal and replacement

Here are the old and the newer, the newer is the mic with the long black wire.  So desolder the old mic.  Make sure to mark or label rights and lefts so the new mike can be reconnected properly.  these wires will be attached to the back of the mic, take the same process to solder the new mic to the wires making sure you keep the same label.  re-install the mic in its housing and pack some foam around it t keep it snug