Long-Range & Multi-Dog Control: The SportDOG HoundHunter 3225 Remote Trainer System includes a receiver and collar and covers up to 2 miles of range; expandable system supports up to 6 dogs Training Versatility & Comfort: Offers tone, vibration, and 7 levels of static stimulation with a lightweight, waterproof collar for effective outdoor obedience tailored to your dog User-Friendly & Portable: Rechargeable batteries with quick charge and low battery indicators last 40-60 hours per charge, making this compact system perfect for uninterrupted travel and field use Built for the Field: SportDOG gear was designed by professionals who demand durable, no-nonsense tools that perform in real-world conditions without fail Trusted by Serious Trainers: Professionals rely on SportDOG for proven performance, consistent control, and expert-backed training guidance that gets results