The SKBAK Smart Bark Collar for Dogs is the upgraded ZC02 model. It is a high-quality pet training device designed for dogs of size large and medium. This collar utilizes physical vibration and adjustable shock levels to help train your dog to stop barking excessively. With features such as waterproof design, rechargeable battery, and a reliable vibration sensor, this collar is a convenient and effective tool for obedience training. The item is Orange with Black collar. Item may very slightly from image as the product is upgraded from the image. This model offers humane control methods for a well-behaved canine companion.