6. Inputs (1/4” / 6.35 mm): Use standard 1/4” (6.35 mm) TRS cables to connect these inputs to audio sources (microphone, mixer, synthesizer, etc.). Turn the Rec Vol knob to set their input levels.
7. Outputs (1/4” / 6.35 mm): Use standard 1/4” (6.35 mm) TRS cables to connect these outputs to your speaker system, external mixer, etc. The signal sent out of these outputs is the master mix. Turn the Master Vol knob to set the volume level.
Tip: To route a program to these outputs, set its routing to Out 1,2 in the Channel Mixer when the Mixer field is set to Programs. See Operation > Modes > Channel Mixer to learn more about this.
MPC X, Live, Touch manual, page 24.https://www.akaipro.com/amfile/file/download/file/328/product/11/