The Aether 2 is the latest diatonic accordion designed by Saltarelle for Irish music. Based on the Aether 3 model made on Sharon Shannon's request. A premium, high-end small box with a comfortable and quick keyboard. It is a two voice, flat keyboard, 21 treble button, 8 bass accordion/melodeon with an added stop to remove the thirds from the chords. Available in B/C, other keys on request.