PetSafe Multi-Room Indoor Dog Bark Control - Ultrasonic Device to Deter Barking Dogs - No Collar Needed - Up to 25 ft Range - Automatic Anti-Bark Pet System, White (2 Pack)
Brand: PetSafe
Color: White
Contains one single pack containing 2 devices
INDOOR BARK CONTROL: Emits an ultrasonic tone when your dog barks that can be annoying to your dog but is silent to most humans
MULTI-ROOM COVERAGE: The two small, portable units each detect barking up to 25 feet; place them on a solid surface or use the adhesive backing to attach to walls, doors and window frames
SINGLE-DOG HOMES: Because the ultrasonic sound can be heard by all dogs within 25 feet of the units, we recommend this product for single-dog homes only; for dogs 6 months or older
BATTERIES INCLUDED: Each unit uses two 3-Volt CR-2032 batteries (included) and has an LED low-battery indicator