With a high-output receiver to go the extra distance, the SportDog ProHunter 2500 Remote Training Dog Collar is especially suited for high-demand users and long-range hunting situations. A versatile hunting collar that works well for virtually any sporting breed and temperament, the ProHunter 2500’s impressive 1-1/2 mile range makes it great for hounds, beagles and big running pointers. This remote training collar offers a choice of 30 continuous and 20 momentary levels of correction as well as a tone-only button. The SD-2500 can be easily expanded to control up to 6 dogs by adding SportDOG Brand Add-A-Dog collars. Blaze-orange collar strap for convenience and safety and a waterproof and submersible transmitter and receiver.