Garmin 0100244700 T 20 Alpha Dog Collar Dog Tracker/Training Compatible w/ Alpha Series/Pro 550 Plus

The Alpha TT 20 Dog Collar provides dog tracking and training capabilities when paired with a compatible handheld GPS (sold separately). The rugged, yet slim housing provides tracking up to 9 miles! Train with stim, tone or vibe! This collar is universally sized to fit large and small dogs and utilizes a multicolor location beacon for low-light conditions.