Replacement receiver for the ET-800, UL-1200 and WF-1200. This large dog RCVR receiver is the perfect choice for dog obedience training. Due to the large RCVR rugged design, the receiver is perfect for any type of training environment. This receiver provides easy wearing on your dog without tightness due to its compact design. Order large dog training receivers and and other remote training collars at E-Collar Technologies. Shop now!