NPR Choice page - Mosquito teen deterrent mp3
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The war between teens and authority figures has a new -- or old -- front: ears. British shopkeepers tired of teenage loiterers have turned to the Mosquito teen repellent, which emits a high-pitch frequency that most teenagers can hear -- but not most adults. At issue is a text. The Mosquito or Mosquito alarm is a machine used to deter loitering by young people by .. "MP3 sample of the kHz tone". Retrieved 21 June Cary (24 May ). "Kids turn "teen repellent" sound into teacher-proof ringtone".