You’re in confident control with the SportDog UplandHunter 1850 Remote Dog Trainer. The SportDog UplandHunter 1850 Remote Dog Trainer combines the best features of SportDOG Brand's rugged, waterproof remote training systems with an advanced beeper/locator system --and all functions are controlled right from the transmitter! This electronic remote training and beeper collar features up to 8 levels of continuous or momentary correction and 9 beeper tones audible to 500 yards. The UplandHunter 1850 can be easily expanded to control 2 dogs by adding a SportDOG Brand Add-A-Dog collar. 3/4 mile range, a blaze-orange collar and receiver for convenience and safety, and a beeper that can be used independently.