A ring tone many adults can't hear - CNET - cell phone ring adults cant hear

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Students find ring tone adults can't hear - Technology & science - Wireless | NBC News cell phone ring adults cant hear


Jun 13, 2006 · Discuss: A ring tone many adults can't hear Sign in to comment. Be respectful, keep it civil and stay on topic. We delete comments that violate our policy, which we encourage you to read Discuss: A ring tone many adults can't hear.

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.

Jun 12, 2006 · NEW YORK — Students are using a new ring tone to receive messages in class — and many teachers can't even hear the ring. Some students are downloading a .

by Neil Bauman, Ph.D. A lady explained: My mother-in-law is hard of hearing and only has a cell phone now. She doesn’t hear it ring all of the time and I am trying to find something that will amplify the ring on the phone, or something that will notify her that it is ringing.