Photo 1 of S2 Anti Barking Training Collar, Bark Shock Collar for Large Medium Small Dogs, Rechargeable Barking Collar with 8 Adjustable Sensitivity Levels, Dog bark Collar (Black)

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Photo 1 of S2 Anti Barking Training Collar, Bark Shock Collar for Large Medium Small Dogs, Rechargeable Barking Collar with 8 Adjustable Sensitivity Levels, Dog bark Collar (Black)Photo 2 of S2 Anti Barking Training Collar, Bark Shock Collar for Large Medium Small Dogs, Rechargeable Barking Collar with 8 Adjustable Sensitivity Levels, Dog bark Collar (Black)