Happiness is a well-behaved dog. Communication with your best friend has never been easier with this collar that uses vibration and tone. The Educator PG-300 Pager Only is a 1/2-mile range one-dog pager system. The receiver features a patented dual motor technology that provides 100 levels of user-selected vibration, to tailor the vibration level to your dog's temperament. A tone button allows you to mark behaviors. The transmitter "stopwatch" design is ergonomic, controls a tracking light with either flash or continuous on the receiver for use after dark and features a dial/set and lock knob and tapping or tone button. System includes waterproof floating transmitter remote with lanyard, waterproof receiver, 3/4" x 30" waterproof, odorproof Biothane collar, rechargeable lithium polymer batteries charge in just 2 hours and battery charger. We strive to make you successful with your Educator product and your complete satisfaction is our only concern. We offer a two-year full manufacturer warranty on transmitters and receivers, and one-year warranty 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.