SportDOG YT-300 YardTrainer 300 lets you stretch obedience training and recreational opportunities with your active dog. The SportDOG Brand® YardTrainer 300 lets you stretch obedience training and recreational opportunities with your active dog. At home, in the yard, or out at the park, you're in control all the way out to 300 yards. With up to 300 yards of range, the compact YT-300 is more than adequate for basic training while also giving you the confidence to train your dog at a distance. The transmitter allows instant correction-level adjustments - 8 levels of stimulation - while a tone feature allows constant communication.The YT-300 offers premium features at a value price. It is not only compact, but also has features typically found on more expensive field models including: a long-life rechargeable battery, seven levels of static stimulation, easily accessible vibration and tone stimulation options, and DryTek® technology allowing the system to be waterproof and submersible to 25 feet. Like all SportDOG products, operation is intuitive so you can concentrate on what's most important: your dog.