GPS Wireless Dog Fence System with Dual-Frequency Positioning – Adjustable 20 to 999 Yard Circular Boundary

A GPS collar system that sets a circular boundary around a center point you choose, with no buried wire. It combines L1 and L5 satellite signals for roughly 1 to 2 meter accuracy in open outdoor areas with a clear view of the sky.

• Positioning: dual-frequency L1 and L5 GPS
• Accuracy: about 1 to 2 meters, varies with reception
• Boundary: circular, 20 to 999 yard radius
• Use: open outdoor areas