![Amazon.com: Dogtra 1902S Ergonomic 3/4-Mile IPX9K Waterproof High-Output 2-Dog Remote Dog Training E-Collar : Pet Supplies Amazon.com: Dogtra 1902S Ergonomic 3/4-Mile IPX9K Waterproof High-Output 2-Dog Remote Dog Training E-Collar : Pet Supplies](https://m.media-amazon.com/images/I/61UznKPo1xL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: Dogtra 1902S Ergonomic 3/4-Mile IPX9K Waterproof High-Output 2-Dog Remote Dog Training E-Collar : Pet Supplies
![Amazon.com: Dogtra 282C Waterproof 127-Level Precise Control LCD Screen ½-Mile 2-Dog Remote Training Dog E-Collar : Pet Supplies Amazon.com: Dogtra 282C Waterproof 127-Level Precise Control LCD Screen ½-Mile 2-Dog Remote Training Dog E-Collar : Pet Supplies](https://m.media-amazon.com/images/I/61K9XY-P3xL.jpg)
Amazon.com: Dogtra 282C Waterproof 127-Level Precise Control LCD Screen ½-Mile 2-Dog Remote Training Dog E-Collar : Pet Supplies
![Amazon.com: Dogtra 282C Remote Training E-Collar for 2 Dogs - 1/2 Mile Range - 127 Static Stimulation Levels, Vibration, Rechargeable, Waterproof, Electric Dog Collar for Obedience Training of Small, Medium Dogs : Pet Supplies Amazon.com: Dogtra 282C Remote Training E-Collar for 2 Dogs - 1/2 Mile Range - 127 Static Stimulation Levels, Vibration, Rechargeable, Waterproof, Electric Dog Collar for Obedience Training of Small, Medium Dogs : Pet Supplies](https://m.media-amazon.com/images/I/81WzZiKbKUL._AC_UF894,1000_QL80_.jpg)