Happiness is a well-behaved dog. The Educator K9-800 B33 K9 Handler 1-mile Big Dog training collar with remote on a 33" bungee collar is a tactical e-collar known as "The Boss" includes thick hair contact points. Thick hair contact points are generally for German Shepherds, working dogs like the Doberman or Belgian Malinois. The K9-800 is loaded with features making it the most versatile working dog remote available. Proprietary “blunt stimulation” for superior results at low level stimulation, yet the K9-800 receiver has the highest stimulation of all remote trainers when needed. Our unique COS (control of stimulation) technology provides clean stimulation without the head jerking found in other training collars. The tapping sensation is similar to vibration, but more intense, includes a Pavlovian tone making it a clean, effective stimulation. The user sets level of boost stimulation between 1 and 60 or default to 20. The ergonomic stopwatch style transmitter allows you to watch your dog, controls a night tracking light to locate your dog after dark. System includes waterproof floating transmitter remote with lanyard and belt clip, waterproof receiver, 33" bungee collar, rechargeable lithium polymer batteries charge in just 2 hours, battery charger, test light, contact points (5/8" and 3/4"), contact point installation tool, and hard carrying case. Whether its Schutzhund trials, police training, or obedience training the Educator K9-800 is the smart choice to turn a smart stubborn dog into a compliant genius. We strive to make you successful with your training collar and your complete satisfaction is our only concern. We offer a two-year warranty against defects (one-year on accessories). Please refer to included owner's manual for training tips or call toll-free for expert help with set-up, training, troubleshooting and registering your Educator product. Live US phone support is available Monday through Friday between 8 am and 5 pm Eastern. Proudly assembled in the USA.