Aastra 6757i CT User Manual page 44

7. Select Headset Mic Volume.
8. Select the Low, Medium, or High volume level. Default is Medium.
9. Press Done to save your selection.
Model 6757i CT IP Phone User Guide
Set Audio
1. Audio Mode
2. Headset Mic Volume
- Select
Done -
Headset Mic Volume
Low
Medium
High
Cancel -
Done -
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