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Reviews for 600% Sound Volume

600% Sound Volume by Aliaksandr

4.5 Stars out of 5
5
2,790
4
334
3
114
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81
1
250
Review by Firefox user 15143666
by Firefox user 15143666, 4 years ago
works well. but it doesnt let you play videos on different playback speed (even you are not using the extension). Uninstalled.