"According to the new Kindle User’s Guide, “the microphone is not currently enabled but is provided for future use.“ Some folks think it’s for voice navigation, which could give Kindle a major accessibility advantage over its competitors. "
have pulled kindle apart in the past
is def a mic
edit: also if you look around you can prolly find ways to use kindle as a dictaphone
edit 2 :
https://www.mobileread.com/forums/sho....php?p=1425483