Product Warranty

3M
™
WorkTunes
™
Hearing Protector User Guide 12
Vocal Assist
Vocal Assist is automatically enabled when
you take your WorkTunes Hearing Protector
out of the package. You can turn Vocal Assist
“OFF” at any point.
To Disable Vocal Assist
1. Turn WorkTunes Hearing Protector “OFF”
2. Press and hold the Mode Button while
turning the unit on
3. Release the Mode Button. Vocal Assist will
confirm that you are in Setting Mode
4. Turn the Tuning Knob until Vocal Assist
says “voice off”
5. Press down on the Tuning Knob once.
A beep and Vocal Assist will confirm that
Vocal Assist is “OFF”
6. Turn the Tuning Knob to go to next
feature or press the Mode Button to
exit Settings Mode
To Enable Vocal Assist
1. Turn WorkTunes Hearing Protector “OFF”
2. Release the Mode Button. Vocal Assist will
confirm that you are in Setting Mode
3. Press down on the Tuning Knob once.
A beep and Vocal Assist will confirm that
Vocal Assist is “ON”
4. Turn the Tuning Knob to go to next
feature or press the Mode Button to
exit Settings Mode
Features
On/Off
Volume
Knob
AM/FM
Button
Mode
Button
Tuning
Knob
Turn clockwise
for On/Volume up
Input
Jack