The Garmin Alpha TT 25 is designed for outdoor users who need dependable dog tracking, flexible fitment, and remote training support in demanding terrain. Its slimmer housing and user-replaceable flex band make it suitable for a wide range of dog breeds without adding unnecessary bulk, while the rugged construction is built to handle wet ground, scrub, mud, and repeated outdoor use.

Tracking performance is driven by a high-sensitivity GPS and Galileo receiver mounted on top of the collar for improved signal reception. When paired with a compatible Garmin handheld, the collar can transmit location updates up to 14.5km (9 miles) away with refresh rates as fast as every 2.5 seconds. Dynamic tracking helps extend runtime by adjusting update frequency based on your dog's movement, reducing unnecessary battery drain during slower activity periods.

The Alpha TT 25 also combines tracking with remote training support. When connected to a compatible handheld, users can send tone, vibration, or stimulation commands directly from the controller. The collar includes 18 levels of continuous or momentary stimulation, giving users flexible control depending on the situation and the dog's responsiveness.

For low-light conditions, the integrated multicolour LED beacon lights help improve visibility and identification from a distance. Battery packs are user-replaceable, and users wanting longer runtimes can upgrade to the optional extended battery pack for up to 136 hours using dynamic tracking. Automatic Wi-Fi software updates help keep the collar current while charging, reducing maintenance hassle between trips.

Key Features

• Long Range Tracking: Tracks your dog up to 14.5km (9 miles) from a compatible handheld, giving you clearer location awareness across open country and bush edges.
• GPS And Galileo Reception: Uses a top-mounted high-sensitivity receiver to maintain location tracking, with updates as frequent as every 2.5 seconds when set to the fastest update rate.
• Remote Training Functions: Supports 18 levels of continuous or momentary stimulation, audible tone, and vibration when paired with a compatible Garmin handheld.
• Dynamic Tracking Battery Life: Optimises update rates based on movement to extend runtime, with up to 68 hours from the standard battery pack.
• Slim Universal Fit: The rugged collar housing is designed to suit large and small breeds, with the strap able to fit necks from 24cm (9.5 inch), or 16.5cm (6.5 inch) when flipped.
• LED Beacon Lights: Built-in multicolour lights help identify your dog in low light, with remote activation and colour changes from a compatible handheld.
• Replaceable Power And Bands: User-replaceable battery packs, collar straps, and flex band help keep the system serviceable through repeated field use.
• Automatic Wi-Fi Updates: Installs the latest software updates automatically when the collar is charging and connected to your network.