Что означает выражение «Мелодичная варган»?

What does it mean when someone refers to a mouth harp as being, "melodic?" Tune in to find out on another Jaw Harp Ramble. It is a great day to be a #harphead #jawharp #jawharpist #jewsharp #jewsharp #mouthharp #gewgaw #trompe #marranzano #brumle #parmupill #guimbarde #maultrommel #doromb #drymba #vargan #khomus #morchang #morsing #murchunga #juiceharp #варган