![Amazon.com: SportDOG Brand TEK Series 2.0 GPS Tracking + E-Collar System - 10 Mile Range - Waterproof and Rechargeable - Tone, Vibration, and 99 Levels of Shock - Expandable to Locate and Amazon.com: SportDOG Brand TEK Series 2.0 GPS Tracking + E-Collar System - 10 Mile Range - Waterproof and Rechargeable - Tone, Vibration, and 99 Levels of Shock - Expandable to Locate and](https://m.media-amazon.com/images/I/41W8sCp6EbL.jpg)
Amazon.com: SportDOG Brand TEK Series 2.0 GPS Tracking + E-Collar System - 10 Mile Range - Waterproof and Rechargeable - Tone, Vibration, and 99 Levels of Shock - Expandable to Locate and
![Amazon.com: SportDOG Brand TEK Series 2.0 GPS Tracking + E-Collar System - 10 Mile Range - Waterproof and Rechargeable - Tone, Vibration, and 99 Levels of Shock - Expandable to Locate and Amazon.com: SportDOG Brand TEK Series 2.0 GPS Tracking + E-Collar System - 10 Mile Range - Waterproof and Rechargeable - Tone, Vibration, and 99 Levels of Shock - Expandable to Locate and](https://m.media-amazon.com/images/I/61GRqaWzkZL.jpg)
Amazon.com: SportDOG Brand TEK Series 2.0 GPS Tracking + E-Collar System - 10 Mile Range - Waterproof and Rechargeable - Tone, Vibration, and 99 Levels of Shock - Expandable to Locate and
![Amazon.com: SportDOG Brand TEK Series 2.0 GPS Tracking System - 10 Mile Range - Waterproof and Rechargeable - Expandable to Locate up to 21 Dogs - Unlimited, Lifetime Map Updates : Pet Supplies Amazon.com: SportDOG Brand TEK Series 2.0 GPS Tracking System - 10 Mile Range - Waterproof and Rechargeable - Expandable to Locate up to 21 Dogs - Unlimited, Lifetime Map Updates : Pet Supplies](https://m.media-amazon.com/images/I/610yG3huU9L.jpg)