GARMIN 550 PLUS GPS TRACK & TRAIN COLLAR Best in Class Dog Training with Simple GPS Tracking – Professional trainers and everyday dog owners can build a better dog with this...

SportDOG TEK Series GPS Tracking Add-on Collar The TEK-2AD TEK Series Add-A-Dog® GPS + E-Collar lets you add another dog to your existing TEK Series 1.5 and 2.0 Systems. Features...