Dislike the constant barking of your neighbor's dog? PetSafe Outdoor Bark Deterrent is the right product for you. It's an ultrasonic control unit that looks like any ordinary birdhouse. Due to this unique feature, it can be easily hung on a tree, on a fence post or anywhere outside your house area. It has an exclusive feature of detecting barking from up to 50 feet away. By hanging it outside, the dog will hear a safe, high-pitched sound that will instruct it to stop its annoying habit.

PetSafe Outdoor Bark Deterrent:

• Comes with 3 sensitivity settings
• Fights bad breath
• Can be placed at a long distance
• Emits ultrasonic sound waves

It comes in 3 range settings. The sound emitted from it is inaudible to humans. It discourages neighborhood dogs from annoying you by barking all the time.