Dogtra ARCAn ideal tool for the amateur dog trainer or professionals, the Dogtra Company ARC Dog Training Collar System is suitable for a variety of uses, including obedience, hunting and competition work. This 3 4 mile range e collar features a slim receiver design, shaped to your dogs neck for a comfortable and seamless look and feel. Its suitable for dogs 15 pounds and up and expandable to a two dog system. This versatile e collar also offers low to mid