Dog Training Collar/Dog Shock Collar--1300 ft Remote Range-- Rechargeable/Waterproof IP67-MR001 400 Meters You can synchronize the two

You can synchronize the two receivers on the two different channels (channel 1 and 2) and train your dogs separately

Dogs need a training process

Place the collar around the dog's neck

The side push-button has three different sound wave modes

Vibration(1-18 Levels)

Dog Training Collar/Dog Shock Collar--1300 ft Remote Range-- Rechargeable/Waterproof IP67-MR001 400 Meters You can synchronize the two3 TRAINING MODES TRAINING COLLAR GLEADING Electronic Dog Training Collar provides 3 extremely efficient and safe training modes (beep, vibration and shock modes) for you to teach a dog basic obedience commands and solve an uncontrollable dog's behaviour problems 3 CHANNELS MAXIMUM CONTROL Unlike other training collar for maximum 2 dogs training. GLEADING Dog Training Collar supports maximum 3 dogs training with only 1 remote transmitter. If you have