electronic device usually black or silver several different types of inputs and outputs knobs, buttons and faders to adjust various settings a start/stop button a headphone jack a microphone input a power cord a power switch
mixer which has electronic device mixer which has usually black or silver mixer which has several different types of inputs and outputs mixer which has knobs, buttons and faders to adjust various settings mixer which is a start/stop button mixer which is a headphone jack mixer which is a microphone input mixer which is a power cord mixer which is a power switch