The Mosquito, a teenage deterrent system is an electronic security device that emits a modulating tone at 17.5KHz and 18.5KHz creating an annoying sound that can be heard by teenagers and young adults (13 years - 25 years of age). Teenagers and young adults are keenly aware of the annoying sound emitted and typically leave the area after 5-10 minutes of exposure.
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Voltage: 12Vdc
Tones: Single tone above 16KHz
Sound Output: High and low settings with automatic ambient compensation
Compensation: Output is automatically increased to be 5 to 8dB above the ambient, up to the maximum for each setting
Operation: Setting 1- Tone operates for 20mins then silences and awaits retrigger
Activation:
Mode 1 - Alarm operates at power on
Mode 2 - Alarm operates in response to built in voxswitch
Mode 3 - Alarm operates in response to external trigger
Protection: Vandal and weather resistant IP65 enclosure suitable for external use

Temperature: -20c to +70c
Material: Diecast zinc alloy and steel
Mounting: Wall mounting, angle bracket available
Color: Grey
More information available click on link to Mosquito USA