Companion Pet Pup features state of the art technology that makes them appear lifelike! Built-in sensors create a personalized experience by responding to presence, voice, and touch, and BarkBack response technology enables two-way audible interaction. Features a soothing heartbeat and breathing you can feel, as well as movements that mimic real pups, like a head turn toward your touch and the sound of your voice. Authentic high quality puppy sound effects. Audio off mode allows for enjoyment without sounds. The soft, premium coat and style are inspired by real life puppies!