SportDOG Brand TEK Series 2.0 GPS Tracking + E-Collar Add-A-Dog Collar - Additional, Replacement, or Extra Tracking + Training Collar - Waterproof and Rechargeable with Tone, Vibration, and 99 Levels of Shock

SportDOG Brand TEK Series 2.0 GPS + E-Collar Add-A-Dog Collar

SportDOG Brand TEK Series 1.5 GPS Tracking + E-Collar System - 7 Mile Range - Waterproof and Rechargeable - Tone, Vibration, and 99 Levels of Shock - Expandable to Locate and Train up to 12 Dogs