Aiwa Pro Enigma MI-X450 User Manual page 9

Special Effects: Users can play special effects through the remote control.
Microphone Priority: Press the mic priority button on the remote control
first.
Accompaniment: Press the accompany button on the remote control/
Accompany button on the speaker.
EQ: Double press the play button to cycle between (INDOOR/OUTDOOR
SOUND PROFILES)
Monitor/Earphone Function: Simple plug in your earphones/headphones
into the monitor port. The speaker will now be muted. Long press the sound
field button to un-mute speaker. (Playback will commence in both speaker
and earphones/headphones.
Perform Factory Reset:
Insert needle into reset button until the speaker powers down.