Upgrade your training and obedience routine with this advanced dog collar from Dogtra. This collar is designed for medium to large sized dogs and features a waterproof design to ensure that it can be used in any weather conditions. The remote control allows you to easily adjust the static/shock control method and tailor your training to your dog's specific needs. With the added convenience of a bark collar, this device is perfect for pet owners who want to take their dog training to the next level. Don't let the weather or your dog's size hold you back, invest in this top-quality training tool today.