A workhorse training system designed to work with nearly any sporting dog, the SportDOG Brand ProHunter 2525 Electronic Collar Dog Training System delivers modern performance from a classic design. A great system for hounds, beagles, and other far-ranging hunting dogs, the ProHunter 2525 gives you control of up to 6 dogs with additional collars (not included) up to 2 miles away. The classically-styled transmitter offers 9 static stimulation levels with low/medium/high modes and vibration and tone options. Powered by rechargeable lithium-ion batteries (not included), the ProHunter's waterproof DryTek collar is compact and waterproof. Designed for dogs 8 lbs. or larger with neck sizes 5"-22". Package includes: remote transmitter, receiver on 3/4" collar, long contact points, charging cradle, charging adaptor, test light tool, operating guide, basic training manual, and DVD. Works with SportDOG's Remote Launcher System (not included) and the UplandHunter Accessory Beeper (not included). Manufacturer model #: SD-2525. Long range and versatile dog training system for nearly any sporting dog Expandable to 6 dogs with extra collar receivers (not included) DRYTEK Waterproof Design Technology Up to 9 static stimulation levels with low/medium/high modes Vibration and tone options for long-distance communication 2-mile range Convenient docking station charges system in 2 hours (included) Uses rechargeable Lithium Ion batteries (not included)