E- Collar TEchnologies ET-402 EDUCATOR E-COLLAR 3/4 MILE Electronic REMOTE 2 DOG TRAINing collar system. The ET-402 Educator is the 2-Dog version of the ET-400, and like it’s 1-Dog counterpart, the ET-402 employs our proprietary blunt stimulation making it the most humane and effective dog training collar available. Loaded with unique features, including lock and set stimulation levels from 1 to 100, and the ability to set a boost level from 1 to 60, independently for each dog, the ET-402 allows the user to tailor the stimulation to each dog’sRead More