NGM Forward Art Quick Manual page 30

It's possible to associate Phonebook contacts to one of the SIM to automatically call the
contacts with the associated SIM; to associate a contact to one of the inserted SIM, press
the contextual menu in the Contact details screen, and choose Associate SIM card. In order
to activate the associations, select the "Smart Dial" function in Settings > SIM
Management > Contact binding.
Set Ringtones
From the main menu, select Settings > Ringtones and Vibration > Audio Profiles >
General.
Select Voice call ringtone and choose the desired ringtone for each SIM card.
If you want to set a custom ringtone: in Music select the desired audio track with a long
press and choose Ringtone in the contextual menu. So, the audio file will be added to the
available ringtones list
Quickly turn on/off the vibration mode
To quickly disable ringtone for calls and messages, you can press and hold volume "-".
Once you reach the minimum volume, the phone will enter the vibrating mode. By pressing
volume "-" again, the phone will enter the silent mode.
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Note: you can set ringtones in *mid,*wav, *ogg or *mp3 formats.