* Advanced Radar Technology for Superior Accuracy: Equipped with state-of-the-art radar technology, this system ensures precise boundary containment, keeping your dogs safe with unmatched accuracy. Whether indoors or outdoors, radar positioning provides reliable tracking, unlike traditional systems that use radio signals. * No Wires, No Digging, No Hassle Setup: Setting up the INVIROX Wireless Fence is incredibly easy—there’s no need for digging or burying wires. In just minutes, you can set up a safe boundary for your dogs, providing hassle-free protection with minimal effort. * Containment for Two Dogs – Twice the Fun, Twice the Freedom: This system includes 2 collars, designed specifically for containing two dogs within the same boundary.