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8.3.2 Setting the Alert Tone

You can enable or disable the alert tone. Go to Menu > Profiles > Settings > Tone > On/Off, and then press the

OK/Menu key.

After the alert tone is enabled, you can adjust the alert tone volume. Go to Menu > Profiles > Settings > Tone >

Tone Volume, select the volume level, and then press the OK/Menu key.

A higher level represents higher volume.

8.3.3 Audio Settings

8.3.3.1 Mic AGC

The Mic AGC feature allows the calling radio to control the voice output gain within a proper range during

transmission, so as to provide improved voice with proper volume for the called radio. This feature ensures stable

voice even in noisy environment.

Go to Menu > Profiles > Settings > Audio Set > Digital Mic AGC/Analog Mic AGC, and then press the

OK/Menu key to enable the feature.

8.3.3.2 3-Band Equalize

The 3-band Equalize feature allows the radio to adjust the balance between frequency components of the audio

signal upon receiving voice. In this way, this feature optimizes the quality of the received voice, and meets user

demands in different scenarios.

For optimal equalization, you can set the low/mid/high frequency gain according to different scenarios. The

following table lists the recommended value for each parameter. You can also set the value as required.

Scenario Low Frequency Gain (dB) Mid Frequency Gain (dB)

High Frequency Gain (dB)

Standard

Meeting

–2

–

6.5

Outdoor

–2

–

Do as follows:

Go to Menu > Profiles > Settings > Audio Set > 3-Band Equalize, select On, and then press the OK/Menu

key.

Set the Low Freq. Gain, Mid Freq. Gain, and High Freq. Gain. (The value range is from –8 dB to +8 dB.)

Hytera HM78X User Manual

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