On-Stage KEP100 Keyboard Expression Pedal Tambourines It functions like a fader

It functions like a fader on an audio mixer

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On-Stage KEP100 Keyboard Expression Pedal Tambourines It functions like a faderThe KEP100, as durable as it is versatile, offers everything you expect in an expression pedal. Designed to work with virtually any keyboard or synthesizer, electronic features include a polarity switch for instrument accommodation, a 6' attached 1 4" TRS cable for easy interface, and a scalable control knob to adjust expression range.