Stops All Challenges - 2.7x Faster Behavior Modification: Chewer? Digger? Biter? Chaser? More than an anti barking device, our indoor outdoor dog training tools leverage the newest patented NPS technology to grab your pets attention and stop them in their tracks. Squirrel!

3.3x More Effective Than Anti Bark Collar - Dont subject your dog to the painful sting of a dog bark collar. NPS Ultrasonic Dog Barking Control Devices combine auto shut-off hearing safety with ultrasonic dog whistle technology for happier neighbors, restful sleep and a well behaved pup!

Stop Neighbors Dog from Barking. 1 Hour Rapid Charge - Long Lasting 32 Hour Battery: 1000mAh bark control device charges fast and works hard - whether youre using dog whistle mode, strobe mode, flashlight mode and 25hz ultrasonic training mode to modify behavior without stop.

Premium Pup Protection - Hold for Advanced Modes: With 8 second ultrasonic auto-shut off, and a hold function that extends whistle and strobe, this barking collar nemesis is the dog barking control device strikes the perfect balance between rapid training and protecting pups' sensitive hearing.