Bill your device in one hr and forget billing for the following month. This equipment is trustworthy, as well as the reality that it has a sensitive microphone, it can isolate and choose barking signals as much as 50 feet away. Besides, it has a double action effectiveness, for both interior and also outdoor use.
Expert anti-barking training
Serves all dogs ranging from 6 months to 25-foot array
Easy usage; both indoor and outside
Not solid sufficient for an over-stimulated pet dog