An audio foot pedal having an activation arrangement comprising a control button and a stationary part, the control button being secured to the stationary part for relative movement along a travel range, the activation arrangement providing a control signal in response to movement of said control button, the audio foot pedal further comprising at least one signal processing arrangement arranged to execute at least two different functional modes, wherein at least one of said functional modes, in response to said control signal, variably controls a signal processing of audio signals communicated to said at least one signal processing arrangement thereby producing an audio output signal to an audio output, and wherein said control signal also controls switching between said at least two functional modes.