Web Results
www.ask.com/youtube?q=Ringtones+Adults+Can%27t+Hear&v=3q4WduuWBws
May 15, 2013 ... A website called www.teenbuzz.org produces mosquito tones in kilohertz only your kids can hear. So we tested it out at dinner to find out if it's ...

www.ultrasonic-ringtones.com

Find out just how far your ears can hear into the range of ultrasonic ringtones. ... heard by kids and generally can't be heard by adults over the age over 20 or so.

tech.thefuntimesguide.com/mosquitone

Mosquito Ringtone: Parents & Teachers Can't Hear It, But Teens Can ... file is a much higher quality audio file, and a result, it is less likely to be heard by adults:.

www.yahoo.com/lifestyle/try-it-can-you-hear-these-sounds-only-young-112627654778.html

Mar 3, 2015 ... On the flip side, teens are striking back by employing these pitches as ringtones, so they can get calls that their parents and teachers can't hear.

www.buzzfeed.com/daves4/how-young-are-your-ears

Apparently, there's a noise that only people under 25 can hear. Can you hear it?

play.google.com/store/apps/details?id=com.stuckpixelinc.stealthtone&hl=en

The Official Stealth Tone App by StuckPixel, Inc! Stealth Tone is a special tool that most 20+ year olds cannot hear! Due to a special frequency, you can play this ...

www.noisehelp.com/ultrasonic-ringtones.html

Check whether you can hear these high-frequency Teen Buzz ringtones, ... emitting a high-frequency tone (17.4 kHz) that most teens can hear but most adults cannot. ... If you can't hear the 14.4-kHz tone, try playing it simultaneously with this ...

www.npr.org/templates/story/story.php?storyId=5434687

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 ...

itunes.apple.com/us/app/stealth-tone/id314839075?mt=8

Jul 20, 2010 ... Stealth Tone is a special tool that most 20+ year olds cannot hear! Due to a special frequency, you can play this annoying sound in stealth ...