Restore Peace Indoors: The PetSafe Indoor Bark Control is a tabletop bark trainer that reduces barking using ultrasonic tones, making it ideal for any size dog and simple to set up Effective & Versatile Training: This automatic bark trainer activates a gentle 2-second ultrasonic sound when your dog barks, providing a safe, non-collar solution for behavior correction Compact & Convenient Design: Features include battery-operated technology, water-resistant housing, 25-foot range, and multi-room coverage with the purchase of additional units Global Mission, Local Care: With U.S. roots and worldwide reach, PetSafe delivers vet- and trainer-recommended solutions and exceptional customer support to create fields of joy for pets 25 Years of Trust: Since 1998, PetSafe has created safe, innovative, and trusted products that bring joy, enhance pet lives, and support the lifelong bond between pets and their families