26
27
Feature How
to
Flip display 180°
Press the “C” button and the
▲
button. You
can reverse the rotation by pressing both
buttons again.
Automatic mute
The T20/T21 constantly scans for the
presence of speech. If the teacher is silent,
it automatically mutes the microphone
signal, to protect the child from irrelevant,
incidental noise.
LED / Display legend
The LED on the T20/T21 indicates the following:
LED: Display
Meaning:
Steady red
On and transmitting
Blinking red
Muted
Flashing red burst
Synchronising
Steady green
Charging
Blinking green
Low battery
Off
Off or error
Muted!
Charging Error
Check
Battery!
Содержание Amigo T20
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