Adam Moller is the creator of a new style of speaking very tempting to those who have called Klang Speakers, are ultrasonic and let you hear your music as loud as you want and the videos do not want anyone else to hear. Many may not think that these speakers deliver their sound waves at a frequency of 30,000 Hz, a sound that is far above what the human ear can perceive. What it favors is that emitted in a single direction and well angost to, other people can hear…
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