Manta RDI109 Manual De Usuario página 11

(1) Wearing the microphone correctly, and keep it at least 0.3 meter
away from the voice amplifier.
(2) Adjust the volume to an appropriate level, the screaming noise
appears while the volume is in a high level or the microphone and voice
amplifier is kept in a relatively close position
Ask: What is the service life of the battery? Can it be replaced?
Answer: The service life of the rechargeable Lithium-ion is usually 2 to 4 years. It
can be replaced. For further information, please contact our company
or local distributor.
Ask: What to do if the FM radio failed to receive radio programs?
Answer: Please make sure whether the area is covered by FM radio signal or not;
or whether you have automatically searched the radio stations or not.
User's Manual
Multifunktioneller Lautsprecher Mini Speaker
11
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