The Alpha 100 system lets you get optimum performance from your valued dogs. Alpha helps you track your dogs and train them from up to 9 miles away, delivering their exact position as often as every 2.5 seconds. You can even set up radius and geofence alerts. A single Alpha 100 handheld can track up to 20 dogs or fellow hunters when using either additional Alpha 100 handhelds or TT 10 dog devices.

Specifications and Features:
3" glove-friendly color touchscreen Preloaded TOPO U.S. 100k mapping for terrain contour, topo elevations and more Supports optional map data - TOPO U.S. 24K, Birdseye, Garmin Custom Maps, etc. Built-in 3-axis electronic compass and barometric altimeter Hunter-to-hunter position reporting Preset messaging capability between Alpha 100 handhelds "Treed" and "On Point" notifications Set up radius and geofence alerts 18 levels of continuous and momentary stimulation Replaceable 1-inch collar straps, additional colors available Measure dogs' statistics such as speed, distance and direction Rechargeable Li-ion batteries Rugged and waterproof