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100 Hz Low-Frequency Speaker Cleaner

Play a 100 Hz sine wave tone to clean larger speakers, soundbars, Bluetooth cylinders, and tablets. Deep mechanical cone excursion.

Start audio tests at low volume; stop for distortion. Tones cannot guarantee removal of water or repair internal damage. Do not charge a wet device.

Portable Bluetooth speakers and tablets have larger diaphragms than phones. At 100 Hz, these larger drivers achieve full excursion to dislodge deep debris and water trapped in passive radiators.