RoG® Gen IV GPS beacon for Garmin TT15 Mini and T5 Mini GPS collarsGive Your Garmin GPS Collars a Second Life! Garmin GPS devices have an outstanding reputation for their reliability, performance, and durability. Subjected to tough conditions during hunting and outdoor activities, the GPS beacon in Garmin Mini TT15 or T5 collars can still experience wear and tear despite their resilience. Fortunately, the modular design of these classic VHF tracking devices allows you to maintain them affordably without necessarily