With the SportDOG Brand® YardTrainer 100 Yard Receiver and Collar you can teach your dog hassle-free obedience. This technology is designed to help you train your dog around the house, in your yard or at the park. If your dog is within 100 yards of you, the device will offer 3 types of stimulation: tone, vibration and eight levels of static stimulation. The remote is easy to use and waterproof, so it can be used in any weather condition.