The original ultrasonic ringtone high frequency hearing test Find out just how far your ears can hear into the range of ultrasonic ringtones. they can only be heard by kids and generally can't be heard by adults over the age over 20 or so.
Several young students have caught on to a recent trend: a ring tone that only they can hear and most adults can't. Dubbed the Mosquito, the.
Mosquito Ringtone: Parents & Teachers Can't Hear It, But Teens Can Since adults lose the ability to hear high-pitched sounds, the teens are using this.