PetSafe Sportdog Field Trainer 425 A-Series 500 Yard Remote Dog Trainer

Designed for high-drive, more stubborn dogs by offering a higher static stimulation range than the sd-425x 500-Yard range e-collar that can support training 3 dogs with the same remote with purchase of additional collars (SDR-AS) Choose to train with vibration (Buzz), Tone (beep), or 21 levels of static simulation in either momentary (nick) or continuous.