- Level (gain) control - line 1 (or microphone), line 2, and master level
- Selectable microphone input - dynamic or condenser microphone
- Talkover button - microphone input signal mutes line audio output when a microphone detects sound
The 102MX is a high-performance 2-channel stereo audio mixer for line level and mic level audio signals. It mixes one line level input with either a microphone or a second line level input and produces a mixed audio output signal.