Zte A15 User Manual page 46

Ringing Volume: Adjust the volume of the ring tone by Left/Right Key and press
OK Key to save the change.
Speaker Volume: Adjust the volume of the earpiece by Left/Right Key and press
OK Key to save the change.
Key Tone: Select to turn on/off key tone.
Warn Tone: Select On to set the phone to sound tones, for example, when the
battery is running out of power, or turn off the tone.
Missed Alert: Select On to set the phone to sound tones when there is a missed
call, or turn off the tone.
Message Alert: Select the alert tone type when a new message is coming or select
to turn off the alert tone.
Power on/off Ring: Select to turn on/off the tone ringing when the phone is
switched on/off.
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