User Manual

04 Volume Adjustment
User Speaker
Find a person to talk to you
60-70cm
1. Switch back to regular mode.
2. The talker should stand one arm away from the
user.
3. The talker keeps talking to user in regular volume.
4. The user can adjust the volume to correct level
with the volume control keys in the right side, until
you can hear the voice of the talker clearly.
5. If feel uncomfortable, please lower the volume.
Otoadd Classic R can work without mobile connectivity,
If you need to listen music/ make a phone call,
please follow the instruction next page and enable wireless function.