Kareen has been using the Halo Collar for four years, starting with the Halo Collar 1 and now upgrading to the Halo Collar 4. As a dedicated pet owner, she wanted a way to give her dogs more freedom while keeping them safe—and Halo has done exactly that.
This GPS dog collar is more than just a tracking device—it’s a wireless dog fence, training tool, and real-time pet safety system. Whether Kareen is at home, camping with dogs, traveling, or out on the water, she knows her pets are protected with virtual dog boundaries.
Even Cosmo, her most mischievous dog, respects the Halo Collar! If you’re looking for a dog safety device that actually works, watch the related video below to see how it has transformed Kareen’s experience as a pet owner.















