SportDOG Brand SportHunter 1225X/1825X Add-A-Dog Collar

Collar Receiver only; expand your current system or replace an old collar Compatible with the SportDOG Brand SportTrainer 1275 (SD-1275E), SportHunter 1225X (SD-1225X), 1225 (SD-1225), 1825X (SD-1825X), 1825 (SD-1825), ProHunter 2525 (SD-2525) Fits dogs 8 pounds or larger with neck sizes 5"-22"You may also like PetSafe Pro Dog Trainer with Remote – 1000 ft Range – Tone, Vibration and 19 Levels of Static.