Features:   Easy-to-use, ergonomic transmitter. Rheostat dial that allows for gradual increases in stimulation intensity with no jumps between levels. The dogtra 200NCP Gold Series has a 1/2-mile range. Two-dog models allow the trainer to control two different dogs from one transmitter. Waterproof collar/receiver and waterresistant transmitter. No external antenna on the collar receiver. Rechargeable, user-replaceable Ni-MH batteries. One-charger system allows the transmitter and receiver(s) to be charged at the same time. Over 3000 different identity codes to prevent conflicts with other e-collars.

Package Contents:     Transmitter Receiver (two collar receivers for two-dog models) Battery charger and splitter cable Owner's manual