Systems and methods for adaptive delivery of audio and/or video channels in a group exercise class are provided. Exemplary methods include: receiving audio and video from the selected source over a communications network, the audio and video comprising the group exercise class; providing the audio and video from the selected source, a volume level for each channel of the audio being at a respective initial value, the audio mixer including a control for each audio channel associated with the selected source; receiving an input indicating a change in volume to an audio channel using the audio mixer; changing a volume of the audio channel responsive to the input; making a first volume change to a volume of another audio channel when a first condition is satisfied; and making a second volume change to the volume of the another audio channel when a second condition is satisfied.