Samsung UN46ES7500FXZA E-Manual page 438

properly. Be sure to use the TV's
internal speakers.
Voice Control
Test measures the volume and clarity
of your voice. During this test you will
need to say the phrase on the screen
with a loud and clear voice. Select
Start to begin. The TV will play the
phrase you said, and then it will wait
for you to repeat it.
Test: The Voice Control