The Alpha 200i dog tracking and training system lets you monitor up to 20 dogs from up to 9 miles (depending on dog device) on a 3.5” display with a 2.5-second update rate. Easily control training functions by using the button-operated dog-focused design. You’ll also have access to premium Garmin navigation features such as preloaded TopoActive maps BirdsEye Satellite Imagery with direct-to-device downloads and built-in three-axis compass and barometric altimeter. Now inReach technology adds two-way messaging and interactive SOS alerts for peace of mind while you’re in the field (active satellite subscription required; jurisdiction restrictions may apply) Bundle includes: Device only or TT 15/TT 15 Mini / T 5 / T 5 Mini + Wearable4U Bundle Features