LG E405 User Manual page 240

Settings
the option to use the incoming call volume
for notifications, you can set the volume for
incoming calls and notifications separately.
< Incoming calls >
SIM1 phone ringtone/SIM2 phone
ringtone – Allows you to set your default
incoming call ringtone.
< Notifications >
Notification ringtone – Allows you to set
your default notification ringtone.
106
< Feedback >
Audible touch tones – Allows you to set the
phone to play tones when using the dialpad
to dial numbers.
Audible selection – Allows you to set your
phone to play a sound when you touch
buttons, icons and other onscreen items that
react to your touch.
Screen lock sounds – Allows you to set
your phone to play a sound when locking
and unlocking the screen.