Amazon kindle User Manual page 66

By default, content is spoken with a male voice, but using the 5-way you can select a
female speaking voice. You can also slow down or increase the rate of speech as well
as pause or turn off Text-to-Speech. Text-to-Speech can also be turned off by pressing
the Menu button and selecting "Stop Text-to-Speech."
Tip: You can also play or stop Text-to-Speech by holding down the Shift key
and pressing the Symbol key . You can pause and resume Text-to-Speech by
pressing the Spacebar.
KINDLE USER'S GUIDE 3 EDITION · 66 ·
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