Dangerous Dog Collar - #4 - Over 40kgs - 50mm Width - 40cm to 55cm Length Educator Collars If he continues beyond the

If he continues beyond the boundary

it will automatically emit the harmless ultrasonic sound that only dogs can hear

then back to the transmitter again - making a complete setup

With adjustable correction levels

Dangerous Dog Collar - #4 - Over 40kgs - 50mm Width - 40cm to 55cm Length Educator Collars If he continues beyond the*This item is not part of the 10% off sign up offer Dangerous Dog Collar Menacing & Restricted Dogs The dangerous dog collar is specially made to identify declared dangerous, menacing dogs, and restricted dog breeds across Australia. The red and yellow stripes are designed to alert people that the dog wearing the collar is a dangerous dog or a restricted dog breed. Dangerous Dog Collars are only to be worn by Dogs that have been declared Dangerous by