Milliard Quilted Padded Orthopedic Dog Bed, Egg Crate Foam with Plush Pillow Top Washable Cover (36 x 27 x4)

Description

When the Outdoor Bark Control is within range of a barking dog, an internal microphone picks up the sound and the unit is automatically activated. The Outdoor Bark Control emits an ultrasonic sound. The ultrasonic sound can be heard by dogs but is silent to humans.