Home / Forums / General melodica discussion / How to mute the sound of my melodica? / Reply To: How to mute the sound of my melodica? Reply To: How to mute the sound of my melodica? December 31, 2014 at 5:19 am #3646 DidierParticipant Thank a lot for the detailed reply Lowboy. Do you have a particullar model in mind with sound projected by the back?