On the media

https://www.premierguitar.com/articles/30018-this-stompbox-wants-to-be-your-bass-player-opfxs-octave-pedal-review

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https://www.musicradar.com/news/how-low-can-your-guitar-go-the-opfxs-dig-deep-pedal-is-a-bassist-emulator

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https://www.guitarworld.com/news/ditch-your-bassist-with-opfxss-ingenious-dig-deep-octave-pedal

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