A top-mounted high-sensitivity GPS/GLONASS receiver TT 15 mini dog device uses 18 levels of continuous and momentary stimulation plus audible tone and vibration activated from Alpha 100. Compatible with Astro 430 and 320 for tracking only. Rugged and water-resistant to 10 meters this tracking and training dog device with collar is tough enough to run wherever your dog runs up to 4 miles away. The stimulation features let you train each dog separately traditional stimulation allows you to make quick changes low medium or high within a predetermined stimulation level 1-6 whereas linear stimulation allows progressively more stimulation from levels 1 to 18. You can remotely operate the LED beacon lights built in to the dog device to help locate your dog in low-light conditions.

Garmin TT 15 Mini Dog Collar
$79.85