SportDOG ADD-A-DOG Extra Receiver Wellness System includes: Rechargeable receiver collar

System includes: Rechargeable receiver collar on adjustable nylon strap

transmitter/remote uses easily replaceable 9V battery

PLAY WITH PUZZLES: The Dog Twister dog puzzle works to combine both mental stimulation and play to maximize your dog's playtime while working to exercise their mind and body

Easy to clean

Rounded edges will not pinch

SportDOG ADD-A-DOG Extra Receiver Wellness System includes: Rechargeable receiver collarThe original Collar Receiver for the HoundHunter 3225 system. Add another dog to your current SportDOG Brand electronic collar system or replace a Collar Receiver with the SDR AH Add A Dog Receiver. This Collar Receiver comes with a blue strap to easily identify Collar Receivers. Contents: Collar receiver, long contact points, operating guide, charging cradle, and adapter. Features: Dog Size: 8 pounds or larger DRYTEK collar is waterproof and