【4 Humanized, Effective, Safe Training Modes】Our dog shock collar features 4 humane training modes: beep(1-8 levels), vibration(1-16 levels), safe shock(1-99 levels) and Shock Boost(10% higher). Enables you to set the correct stimulation level for your pet and correct bad behavior promptly.
【3300FT Range & 2 Channel】The dog training collar covers up to 3300FT providing a stronger and more stable signal, ensuring you can enjoy training time with your dog in the backyard, park, beach or anywhere else. With dual-channel, one remote supports 2 receiver collars, and you can train 2 dogs at the same time! Besides, it has a memory function without resetting it.