Transmitter, collar with a receiver on it

Dogtra - 280C - 1/2 Mile - Remote Training Collar – PetsTEK

2 Training Modes: This dog training collar features beep and shock modes which can receive the remote signal sent by the remote transmitter(Not

Electric Dog Collar Receiver Anti-Bark Dog Deterrent Training Collar with Beep Shock Modes for Dog Fence System Water Resistant Collar Receiver for

DT Systems IDT-Plus Micro Dog Trainer Collar Receiver and Transmitter, Black, X-Small (10 Lbs Or Less) (IDT Plus) : Pet Supplies

WhiskFub Wireless and Invisible Dog Fence with Remote Dog Training Collar with 2.4 GHz Signal Source, 16 Levels of Distance, Signal Range from 30 to 800 Feet, and 3-Mode Dog Collar - Pawfect Way

Large Pet Bed Mattress Dog Cat Puppy Kennel Soft Cushion Pillow Mat Warm Blanket. Soft Pet Dog Cat Heating Pad Electric Puppy Mat Winter Warming

Electric Pet Dog Shock Collar Training Rechargeable Transmitter 1/2 Receiver Set

Dogtra 1900S Remote Training E-CollarDurability and Dependability for the Most Demanding Conditions 3/4-Mile Range 127 Levels of Low-High Nick and

Dogtra - 1900S - 3/4 Mile - Remote Training Collar

E-Collar Technologies, Large Receiver, for 400, 800 and 1200

Add-A-Dog Receiver Collar-Standard

Extreme Dog Fence Add-On or Replacement Receiver Collar - G2 +