Yes, it works perfectly to remove water and dust that accumulate in the speaker, which causes multiple issues like call distortion, muffled sound, crackling, and more. Clean your speaker back to perfect condition! Eject water and dust quickly with our Fix My Speaker sound App, ensuring crystal-clear audio every time. 100% GUARANTEED - Remove water and dust from your phone's speakers! Playing a specific tone that generates sound waves which causes the water to be ejected. The process of water removal sound involves emitting a specific tone that generates sound waves. These sound waves, when played through the device's speaker, create vibrations that help dislodge and expel water that may have entered the speaker enclosure.