The tried and true Dogtra 2300NCP Expandable e-collar is the

multipurpose e-collar built for all walks of dog training and a favorite

among the police K9 crowd. The Dogtra 2300NCP Expandable is designed

for advanced level pet training, competition training, police K-9 work,

or any types of hunting, where a high output 3/4-mile range unit is

needed.

The 2300NCP Expandable e-collar comes with a durable receiver that

outputs Low-High stimulation from 1-127 levels for precise and gradual

control, using a patented Rheostat Intensity Dial with LCD display on

the handheld transmitter. The 2-Dog Expandability and intuitively placed

buttons for Nick and Constant stimulation and Pager Vibration lets you

simultaneously control up to 2 dogs in training, making the 2300NCP

Expandable the perfect training gear for mild or stubborn dogs.

Features: