SportDog SDR-AH Add-A-Dog Collar Receiver Electronic Tracking Equipment The user-replaceable battery lasts up

The user-replaceable battery lasts up to 55 hours or up to 50 hours with inReach satellite technology

Really be heard with this whistle

3mm Neoprene provides a comfortable fit and added warmth

5 fluid ounce bottle

Stimulation strength has been increased at the top setting for enhanced effectiveness and choice over the entire range

SportDog SDR-AH Add-A-Dog Collar Receiver Electronic Tracking Equipment The user-replaceable battery lasts upThe SportDog SDR AH Add A Dog Collar Receiver is the original collar receiver that comes with the HoundHunter 3225. This SportDog add a dog collar has waterproof design technology. Add another dog to your current SportDog electronic collar system or replace a collar receiver with the SDR AH Add A Dog Collar Receiver. The SportDog SDR AH Add A Dog Collar Receiver is compatible with: HoundHunter 3225 SportHunter 1225 ProHunter 2525