Operation has been confirmed. There are no defects. This is an offering of the main unit and AC adapter only. Please note that there is no instruction manual. Thank you. - Model Name: LiveTrak L-8 - Brand: ZOOM - Input Terminals: XLR input (up to 4) - Output Terminals: Master output, Mix output - Functions: Recording, mixing, effects - Adjustment Knobs: Gain, EQ, Pan, Low Cut - LED Indicators: Level display for each channel - Playback Function: REC/PLAY button - Scene Settings: Scene setting function - Effects: Built-in effects function Thank you for viewing.