The best replacement for bark collar is shock collar.

The best alternatives to bark collar are rated as following:
★★★★★  shock collar
★  muzzle

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Speaking about bark collar, one probably shouldn't forget about invisible fence.

Other search terms related to bark collar and their ratings are:
★★★★★ invisible fence
You have in mind a companion for bark collar and it is not yet here? Propose!



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bark collar
shock collar
muzzle