MAC Audio MMC 750 Manual Del Usuario página 13

4 Source: You can cycle through the various sources in the following order by repeatedly
pressing the Source button: USB A, USB B, SD card, Line In, Bluetooth and Radio.
5 Mute: Switches the loudspeaker's audio on and off.
6 Echo: This function is available if one or two microphones are connected for making
announcements or singing karaoke.
Options: ECHO OFF - ECHO 1 ... 4 (ECHO 1: little Echo effect, ECHO 4: much Echo effect).
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/:
The previous or next track can be selected by pressing these buttons briefly during MP3
playback. Pressing and holding these buttons will rewind or fast forward the track.
Pressing and holding these buttons in the radio mode will trigger a search for stations
broadcasting on higher or lower frequencies. Briefly pressing these buttons will cycle through
the preset radio stations.
When the Bluetooth mode is used, the previous or next track can be selected.
8 +/-:
FM reception mode:
The reception frequency can be gradually increased or decreased manually.
USB/SD mode:
Short press: Increases/Decreases the played track by +/-10.
Press and hold: Parent folders or sub-folders can be selected.
9 PLAY/PAUSE:
When playing MP3s via USB or SD card, this button can be used to start or pause playback.
When the radio mode is selected, this button triggers the station scanning and auto preset
function (towards higher frequencies).
In Bluetooth mode, playback can be started or paused by briefly pressing this button. Pressing
and holding this button will disable Bluetooth pairing.
Search for new Bluetooth sources with your phone or tablet. You will find the
MAC AUDIO MMC 750. Connect your device with the MAC AUDIO MMC 750. If you are asked
for a password, use "0000".
10 Microphone volume: The volume that is used for karaoke or making announcements can be
adjusted via the microphone volume knob.
11 Mic 1/Mic 2: Up to two microphones can be connected for singing karaoke or for making
announcements (6.5 mm jack).
12 Input sources USB A and USB B: Two USB storage devices can be connected to the MMC 750
for MP3 music playback.
13 Line In input: External audio sources can be reproduced via a 3.5 mm stereo jack.
14 EQ: The 5-band equalizer can be manually adjusted via the 5 controllers.
15 Preset equalizers: Pop, Funk, Rock, Jazz and Samba can be selected via the respective
buttons.
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