Ka kammala wannan jumla da zaɓin da ya fi dacewa: Don ka rage sautin da za a iya ji ta cikin bango,  Zaɓuɓɓuka: - kunna na'urori masu kara sauti a waje da dakin don murkushe sautin daga dakin. - sanya kwalaye na kwai a bango don murkushe sautunan cikin ɗakin.  Amsa:
sanya kwalaye na kwai a bango don murkushe sautunan cikin ɗakin.