An internal microphone picks up barkingfrom up to 15 metres away and activates the ultrasonic signal.

The unpleasant but inaudible to humanssoundstops when the dog stops barking.

Thedog associates the unpleasant noise with its barkingand reduces its barking to avoid the sound.

The unit can be hung up maximum recommendedheightis 1.

5 metres attached to trees posts and so on orplaced freestandingand looks like a bird house so if it is used forneighbours dogs theywill not be aware that it is helping to control the barking.

It should be set up so that the speaker faces the dog and without physical barriers such as fences between it and the dogand barking should be reduced within 2 weeks.

IncludesPetSafe Outdoor Bark Control Unit Operating GuideFeatures and benefitsDiscreet appearance On/off switch Low battery light Test function verifies microphone and speaker are working 3 adjustable detectionranges 4.

5 metres 9 metres 15 metres Operates for approximately 2 monthsusing 1 x9v radio battery not included 12 months warranty 14 day trial period