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Garmin Alpha 300i handheld with 3.5 inch touchscreen and two Alpha T20 dog tracking collars

Garmin

Garmin Alpha 300i Handheld With 2x Alpha T20 Collar GPS Navigation

SKU CH-NXGA-GE95W

Tracks and trains up to 20 dogs with 9-mile range, 3.5” touchscreen, inReach satellite messaging and two T20 collars updating every 2.5 seconds for 55 hours

  • TypeGPS Tracking Device
  • App-EnabledYes
  • Width1.3
  • Track and train up to 20 dogs simultaneously
  • 5" touchscreen for clear field visibility
  • Inreach satellite communication keeps you connected
  • Collar battery lasts up to 55 hours
  • Updates every 2.5 seconds for real-time tracking

Handheld GPS for dog tracking

The Garmin Alpha 300i handheld pairs with two Alpha T20 collars to track and train up to 20 dogs from a single device. A 3.5 inch touchscreen and six-button layout give quick access to maps, metrics and alerts. Inreach satellite messaging adds two-way communication when mobile coverage is absent. The bundle suits hunters and trainers who need reliable off-grid coordination.

Upgrading from basic beeper or single-collar systems

Moving to this kit replaces separate beepers, limited-range trackers or paper maps with one integrated platform. The jump is worth it when you run multiple dogs, hunt in heavy cover or require satellite messaging for safety. If you only follow one dog in open country with good mobile signal, the extra capability may not be necessary.

Limits of VHF radio and satellite messaging

Collar positions transmit over VHF up to 9 miles line-of-sight; terrain, vegetation and weather reduce the practical range. Updates arrive as often as every 2.5 seconds, but bandwidth limits prevent continuous high-rate streaming. Inreach messages queue until the next satellite pass, so real-time chat is not possible. Channel congestion in dense hunting areas can also delay location reports.

Highlights

  • Track and train up to 20 dogs simultaneously
  • 5" touchscreen for clear field visibility
  • Inreach satellite communication keeps you connected
  • Collar battery lasts up to 55 hours
  • Updates every 2.5 seconds for real-time tracking

Specifications

BrandGARMIN
TypeGPS Tracking Device
App-EnabledYes
Width1.3

Questions about this item

What are the physical dimensions of the Alpha 300i handheld?

The handheld measures 1.3 inches wide and features a 3.5 inch touchscreen display.

How do I pair the Alpha T20 collars to the Alpha 300i, and what step is often missed?

Pair each collar by assigning a unique ID channel on the handheld; the step often missed is updating the ID to avoid interference from other nearby devices.

What maintenance will the Alpha T20 collars require over time?

The collars use a user-replaceable battery lasting up to 55 hours; you will need to swap batteries and can replace worn strap components yourself.

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