Panasonic · KX-TG/TGF Series
Both the Equalizer and Noise Reduction features are activated simultaneously. The Equalizer clarifies voice, and Noise Reduction reduces background noise.
Click steps to track your progress.
To turn off the Equalizer during a call, press MENU, select 'Equalizer', and choose the off setting.
To turn off Noise Reduction during a call, press MENU, select 'Noise reduction off', and press SELECT.
If audio quality is poor, try turning off one or both features, especially if line quality is questionable.