Garmin Alpha 300

Features: 

• Interactive with a touch responsive screen and buttons
• Battery life of up to 55 hours
• Navigate with TOPO maps and downloadable satellite imagery
• Vivid display on a 3.5" touchscreen 
•  Monitor up to 20 dogs with up to a 9 mile tracking distance 
• 18 levels of momentary or continuous stimulation
• Store up to 250 dogs