Astro is the premier high-sensitivity GPS-enabled tracking system for sporting dogs. This unique system pinpoints your dog's position and shows you exactly where he is, even when you can't see or hear him. The new GarminAstro 320 handheld GPS device has features that hunters have been asking for – like increased range, a simplified user interface and must-have mapping capability.
The Garmin Alpha combines proven Garmin GPS dog tracking technology with Tri-Tronics electronic dog training. This easy-to-use integrated handheld system allows you to track and train your dogs in the field from a range of up to 9 miles, delivering their exact position as often as every 2.5 seconds. With Alpha 100 (handheld) and TT 10 (collar), you can pinpoint up to 20 dogs.
