Use of Background Audio mode in the Hohner Piano Accordion app

Accordion Piano - A Complete Accordion App [Android/iOS]

Demonstration of the requirement for Background Audio mode in the Hohner Melodeon Pro App

Hohner Melodeon Pro iPad App MIDI Demo

Hohner Piano Accordion iPad App MIDI Demo

Tutorial: Using the Hohner SqueezeBox app as a MIDI Sound Module

Accordion Vintage by apeSoft - With Cubasis 3 - iPad Live Demo

Demo of Background Audio in the Hohner SqueezeBox Pro app