Optimus MI Series Installation And Operating Instructions Manual page 48

14.4 HOW TO USE MI-MMU16 & MI-TPU16
PARAMETER SETTING
Push and hold "SET" button to enter the setting mode.
Press "SET" to move through the menus and ▲ / ▼
to change the parameters.
 FREQ: frequency setting
1 MHz
Select frequency with ▲/▼
0.025 MHz Select frequency with ▲/▼
Allowed frequencies: 823~832 MHz, 863~865 MHz
(Default 823.150)

GROUP / CHANNEL: Group / Channel setting
G: Group
Select default group 1~8.
CH: Channel
Select default channel 1~15.
(Default 1-1)
 ATT: Microphone audio input attenuation (only MI-TPU16)
Att oFF
No attenuation at audio input.
20 dB attenuation at audio
Att on
input.
(Default OFF)
MI SERIES Version 1.2
MI Series
Select the number of frequency, first in
MHz and then in 0.025 MHz.
Select the number of group and then the
number for channel.
This shows the audio input attenuation at
20 dB.
Wireless system
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