Ultrasonic Ringtones

Ultrasonics are great new ringtones that play at a higher frequency than normal tones. 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.
Find out just how far your ears can hear into the range of ultrasonic ringtones. Pretty much everyone should be able to hear the lowest tone (8kHz). Many people should be able to hear up to around 14.1kHz.But this a matter of test whether you can hear beyond 15 kHz or not.If you want to check this out the please click here to go to the site where you can check this.

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