The camera unit (baby unit) speaker volume determines the lullaby volume and talkback volume transmitted from parent unit. It can be adjusted in the parent unit.
1. Press 
when the parent unit is idle.
2. Press 
, 
, 
or 
to choose 
, then press 
.
3. Press or to choose Volume on CAM, then press .
4. Press or to choose the desired volume level, Level 1 is the softest while Level 5 is the loudest. Then, press to confirm your selection.