Train and develop a more disciplined sporting dog with this Garmin PRO 550 Plus Handheld Unit. With up to 18 levels of continuous and momentary stimulation, tone and vibration, you can customize your training options for an effective outcome. And operation is simple. Just set the stimulation level/vibrate selection dial at the top of the transmitter for easy access. Use the switch to quickly select a dog for on-the-spot training, and to view the dog's location. When your dogs are on the move, quickly glance at the built-in display to see which direction they're moving and how far they've gone within a 2-mile range. PRO 550 Plus uses GPS and GLONASS satellite reception to lock in on the position of each collar. And this Unit is built to go the distance. The rechargeable battery lasts up to 24 hours to maintain your training/tracking throughout your hunt. And tried-and-true tube-shaped design offers easy one-handed operation. One-handed dog training for up to 3 dogs with purchase of additional dog device/collars (sold separately) At-a-glance tracking with a 2-mile range Built-in display with GPS and GLONASS satellite reception shows direction and distance of dogs 2.5-second update rate provides faster location tracking when your dogs are on the run Customize training for each dog with 18 levels of continuous and momentary stimulation, tone and vibration settings Pairs with TT 15 Dog Device for training and tracking, or T 5 for tracking only Includes PRO 550 Plus handheld unit, AC adapter and manual Order today!