The Garmin Astro 320 is a GPS-enabled dog tracking system that allows hunters and dog owners to keep track of their dogs' whereabouts in real-time. The device comes with a handheld GPS unit and a collar that is attached to the dog. The Astro 320 can track up to 10 dogs at once, and the handheld unit displays the dogs' location on a map. The device is ideal for hunters who want to keep track of their dogs while they are out in the field, or for dog owners who want to ensure that their pets do not wander off. Our range of screen protectors for the Garmin Astro 320 ensures that the device's screen remains scratch-free and protected from damage, allowing users to rely on it for years to come.