SportDOG Brand FieldTrainer 425/SportHunter 825 Add-A-Dog Collar - Additional, Replacement, or Extra Collar for Your Remote Trainer - Waterproof and Rechargeable with Tone, Vibration, and Shock With Straps Train with the GHB Speed

Train with the GHB Speed Ladder and quickly improve your acceleration

but it is the best

Protective case included

mesh-lined waistband has an internal drawcord that creates a personalized fit while the gusseted pockets provide secure ball storage

SportDOG Brand FieldTrainer 425/SportHunter 825 Add-A-Dog Collar - Additional, Replacement, or Extra Collar for Your Remote Trainer - Waterproof and Rechargeable with Tone, Vibration, and Shock With Straps Train with the GHB SpeedBrand: SportDOG Brand Color: Orange collar, black receiver unit Features: This is the SDR AF Collar Receiver only; Compatible with the SportDOG Brand FieldTrainer 425 (SD 425) and SportHunter 825 (SD 825) The FieldTrainer 425 and SportHunter 825 Remote Trainers can be expanded to train up to 3 dogs with the same Handheld Transmitter with the purchase of this SDR AF Add A Dog Collar Features DryTek technology making this collar waterproof and