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British newspapers described the first use of the high-frequency ring tone on May 2006 in ... is a cell phone ring tone that is too high-pitched for most adults to hear. ... Heard by an almost 35 yr...

How it Works and Download. Adults can't hear it! - YouTube


Aug 3, 2009 ... The short version, A tone outside the audible range of hearing for most ... the ultra sonic frequency and converted into to a cell phone ringtone ...

New York Schoolkids Use Cell-Phone Ring Tone Teachers Can't Hear


Jun 13, 2006 ... High-pitching ring is beyond hearing range of most adults -- but not of most teenagers.

The Answer Sheet - The Mosquito ring tone: Kids hear it, adults can't


Mar 19, 2010 ... I didn't. Another cell phone went up and, again, I didn't hear anything. ... really worked as advertised: Kids and teens can hear it but adults can't.

A Ring Tone Meant to Fall on Deaf Ears - New York Times


Jun 12, 2006 ... For classrooms where cellphone use is forbidden, students have found a ring tone that many adults cannot hear.

Mosquito Ringtones - Download the Mosquito Ring Tone Free


... hear. This special frequency tone is inaudible to those over the age of 30, now you can get calls and text ... The Ultrasonic Ring tone ADULTS CAN'T HEAR!

Ultrasonic Ringtones - the new ringtones that only kids can hear!


This means that they can only be heard by kids and generally can't be heard by adults over the age over 20 or so. See this article at the BBC to find out more. ... Pretty much everyone should be able to hear the lowest tone (8kHz). Many people should be able to hear up to around 14.1kHz, ... Download to Phone/PC. - , 10kHz ...

Teens Turn 'Repeller' into Adult-Proof Ringtone : NPR


May 26, 2006 ... But now, teens are using the high-pitch frequency that most adults can't hear as a text message alert while they're in class -- where they're not ...

Adults can't hear new ringtone | Mobile | Geek.com


if any teacher worth their salt finds a student with a cellphone fixed to thier ear when ... I can hear it when it's on vibrate so they up me by using a different tone.

Mosquito Ringtone - The Secret Ringtone Adults Can't Hear


However, when your phone "rings" everyone in the class is going to hear it and at ... and might even catch on to you having a silent ringer on your cell phone.

Popular Q&A
Q: Why can kids hear the mosquito noise, the high pitched ringing pe...
A: Huma... Read More »
Source: www.chacha.com
Q: How Can I Make My Cell Phone Ring Louder?
A: Cells phones come with a variety of ring tones and many more that can be downloaded. Even with the distinguishing tones, it is easy to miss a call if your phone... Read More »
Source: www.ehow.com
Q: How Can I Make My Cell Phone Ring Louder?
A: 1. Turn your phone on. When your phone is in power-saving mode, it will not respond to volume setting adjustments. Phones with numeric locks should be unlocked ... Read More »
Source: www.ehow.com
Q: Why can't adults hear high frequency ring tones?
A: Bacause they can't. Read More »
Source: wiki.answers.com
Q: Why can't adults hear high frequency ring-tones?
A: because their ears are more developed. Read More »
Source: wiki.answers.com