The Mosquito Ringtone is a ringtone that is inaudible to adults due to a condition known as presbycusis. Students can use the mosquito ringtone to receive phone calls and text messages in class because most teachers will not be able to hear the high frequency ring tones.
Download free mosquito ringtones, the ultrasonic ringtone also called Teen Buzz that adults can not hear. This special frequency tone is inaudible to those over the age of 30, now you can get calls and text messages in class without your teachers knowing it.
May 23, 2013 · If you couldn’t hear the Mosquito sound, you can still test your limits by starting with a lower frequency and working your way up. YouTube's frequency of Author: Education.Com.
Hearing Test Check Presbycusis & Mosquito Technology effiectiveness Test out your ability to hear high frequency tones with this handy online hearing test. The results should not be a substitute for the professional opinion of an ear doctor. We test the ability to hear tones in the 8khz to 18khz range.