The Garmin Long-Range VHF Antenna increases your range. This 22 1/2" flexible antenna is compatible with the following Garmin dog tracking and/or training collars:

• Garmin Tri-Tronics TB 10 Pro Trashbreaker Dog Device
• Garmin Astro DC 50 Dog Tracking Collar
• Garmin T 5, T 5 Mini and T 5X Tracking Collars
• Garmin TT 15, TT 15 Mini and TT 15X Tracking and Training Collars
• Garmin Alpha T 20 Tracking Collar
• Garmin Alpha TT 25 Tracking and Training Collar

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