Dogtra 2300 NCP Advance Dog Trainer Collar - $259.99

You're confident enough in your dog to allow him to range out to long distances, but you also want a high-powered unit that can pull him back if you decide to change directions or want him to cover something closer. This 100% waterproof trainer covers up to a 3/4-mile range. Sports an illuminated LCD screen to see correct setting levels. The rechargeable transmitter has nick, continuous and pager vibration modes. 127 rheostatic levels of correction. Transmitter and receiver use rechargeable lithium polymer batteries for fast charging and longer field life.Available: One dog, Two dog - $259.99