Up for sale is a BRAND NEW. Garmin Pro 550 Tri-Tronics Dog Collar Model.Please check reviews online and on YouTube to ensure this dog collar has the specifications and the features you want before purchasing. It is a relatively niche expensive product and will only appeal to certain people and their pets. The item "BRAND NEW Garmin Pro 550 Tri-Tronics Dog Training Collar System 010-01202-00" is in sale since Thursday, November 23, 2017. This item is in the category "Pet Supplies\Dog Supplies\Training & Obedience\Bark Collars".ss" and is located in Sweet Grass, Montana. This item can be shipped worldwide.