MAC Audio MRS 777 Notas Importantes Sobre La Instalación página 14

11 USB B port: This USB port is only used to charge external USB devices.
12 LINE IN input: External audio sources can be reproduced via a 3.5 mm stereo jack.
13 Mic: An external microphone can be connected via a 3.5 mm stereo jack for singing karaoke
or for making announcements.
14 Microphone volume: The volume that is used for karaoke or making announcements can be
adjusted via the microphone volume knob.
15 Volume knob: Adjusts the volume. The volume is shown on the display (4). (VOL 00 - VOL 32/
max).
100-240V~
50/60Hz
N.B.:
During battery operation, the maximum volume is limited to 2/3 of the volume (VOL 20) in
order to achieve significantly longer battery life (min. 12 hours). If you connect the power
supply plug during battery operation, the volume limit will remain active. To reactiva-
te maximum power output with the power cord connected, switch off the MRS 777 and
switch it on again.
16 Telescopic handle: The telescopic handle can be locked at
several heights using the unlocking or locking knob to facilitate
transportation via the two built-in rollers.
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