Good used condition The HouDeOS Anti Barking Device for Dogs, model K4, is an ultrasonic dog barking stopper that offers 3 modes to help train your dog to stop barking excessively. This device is weatherproof and can be wall-mounted for convenience. It is rechargeable, making it a cost-effective and efficient option for pet owners looking to control their dog's barking behavior. Made in China by the trusted brand HouDeOS, this anti-barking device is a reliable tool for obedience training.
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