When sound activation is on, as long as no sound is detected within 50 seconds, the parent unit screen will turn off automatically to save power.
When your baby unit detects a sound, which exceeds the selected sensitivity level, the sound activation triggers the parent unit screen to turn on automatically. When no sound is detected within 50 seconds, the screen will be off again.
1. Press MENU when the parent unit is idle.
2. Press ◄ or ► to choose 
, then press SELECT or ▲ .
3. Press ▼ or ▲ to choose 
or 
, then press SELECT to confirm your selection.
NOTE
- If the sound sensitivity is set to the highest level, the parent unit screen may remain on continuously even though sound activation is on. This depends on whether the baby unit detects any sounds.