R.A.P.T. 1450 Training Collar by DT Systems D.T. Systems R.A.P.T. 1450 Upland Beeper Expandable Remote Dog Trainer Orange - RAPT-1450 Expandable to 2-dog or 3-dog system with R.A.P.T. Add-On collars 1400 Yard (3/4 Mile) Range 16 intensity levels of Nick and Continuous static stimulation Includes Vibration Assist Vibration Training system