Description
ATTENIONS:
- The speaker will whistle if microphone is too near to the speader or the volume of the amplifier is too high , take care of keep certain distance and to limit the volume of the amplifier otherwise damage may be caused to the amplifier or the speaker.
- Take out the battery if the microphone will not be used for a long time, the speaker.
- Take out the battery if the microphone will not be used for a long time, the device may be damaged the spilllage of degenerative battery.