Features:

• Unobtrusive table top unit for indoor use, no collar needed
• Creates a bark-free zone for one or more dogs. Device emits an ultrasonic tone that only dogs can hear
• Activated by dogs bark or manually by the owner
• Uses Ultrasonic sound that humans cannot hear!
• 9V battery operation - (battery not included)
• Battery will last up to 6 months or about 2,000 activations
• Uses microphone to sense for barking
• Light flashes as a low battery indicator
• Light comes on to indicate correction
• Can be mounted on a wall or set on a table/floor
• Owners Manual

Thw PetSafe Ultrsonic Bark Control creates a "Bark Free" zone for one or more dogs. It  emits a loud ultrasonic tone that only dogs can hear.

The PetSafe Ultrasonic Bark Control is activated by the dogs bark or manually by the owner. Excessive barking can cause a real strain on the owner a pet owner. The Ultrasonic Bark Control unit controls indoor barking and no collar is needed!

The Ultrsonic Bark Control is tastefully designed to sit on a tabletop. It can help safely control your dog’s barking from up to 25 feet away. Whenever your pet barks, a 2-second ultrasonic tone correction can be delivered either automatically or manually – your choice. No receiver collar is necessary, but your dog will learn to associate his barking with the unpleasant sound that is inaudible to most humans.