The Singing Machine SMG-299 Owner's Manual page 12

MAKING THE CONNECTIONS
CONNECTING AN AUDIO COMPONENT FOR OUTPUT
To connect an audio component (such as a power amplifier or a PA system amplifier) so you can hear
the system' s music & vocal through it, plug the audio component into the AUX OUT jacks.
REAR VIEW OF SET
ATTENTION: ELECTRONIC MASTER VOLUME TOUCH CONTROL
To avoid damaging this control, please twist the master volume control gently to the right or left to obtain
a desired level setting.
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(AUDIO IN)
L & R
Another Audio Component