The Bark Stop Pro offers our most effective dog bark control features yet. The adjustable barking sensitivity allows for accurate control over the device. When it detects a dog barking, it will emit an annoying ultrasonic sound that only your dog can hear. Soon your dog will learn to stop his constant barking. The Bark Stop Pro also comes with a four button remote with a training button. The training button can be used to target other nuisance behaviours, like jumping on the furniture, or simply to reinforce your stop barking training. Product Features - Deluxe ultrasonic bark control device - Includes four-key remote with training button - Works within two weeks to curb nuisance barking - Safe and humane - Weatherproof - use indoors or outdoors How Does It Work The Bark Stop Pro has a built in pest repeller. Once your dog has learned to stop barking, you can use it to repel that annoying raccoon, mouse or other neighbourhood pests.The Aspectek Bark Stop Pro with Remote Control dog training system is Aspectek"s most advanced anti-barking device. Bark Stop Pro comes with a four-key remote control with training button that can be used for other bad behaviours, such as jumping on furniture. Most customers report positive results within two weeks. Ultrasonic frequencies are absolutely harmless to your dog"s ears but is a sound that is impossible to ignore. Completely weatherproof, the Bark Stop Pro by Aspectek can be used indoors or outdoors. About Aspectek Aspectek is a North American inventor and original manufacturer of various categories of electronic and pest control products for over 25 years.