The Delta XC remote dog training system from Garmin, with Tri-Tronics technology gives serious dog trainers more control with more simplicity. The handheld control features intuitive, 3 button design with improved false-correction prevention (dog select lock) and easy to read LCD display. The compact dog device features changeable contact points (long and short). Together the system gives you 18 levels of continuous stimulation and 18 levels of momentary stimulation, plus tone and vibration, in 3 correction configurations. Ability to train up to 3 dogs with additional dog devices. Floating transmitter. 1/2 mile range. 30 day money back guarantee. 1 yr. mfg. warranty.