Dogtra 2702T&B Remote 2-Dog Training Beeper Collars Trainer System Train & Beep - Sparky Pet Co
Dogtra STB Beeper Extra Collar HAWK Sound Version for Upland Hunting Gun Dog 644622030085 | eBay
Dogtra 2702 T&B Training and Beeper Collar 2-dog
Amazon.com: Dogtra 2700 T&B 1-Dog Remote Training and Beeper Collar - 1 Mile Range, Fully Waterproof, Rechargeable, Static, Vibration - Includes PetsTEK Dog Training Clicker : Pet Supplies
Dogtra STB Beeper Collar BEEP Sound Version for Upland Hunting Gun Dogs | eBay