NORWii S330 User Manual page 13

13. Volume control of the S128 transmitter:
Press the "+" key to increase the voice amplification volume, and press the "-" key to decrease the
voice amplification volume.
14. The S128 transmitter voice amplification:
Put the S128 transmitter on your head directly and adjust the microphone of the S128 transmitter to
aim at your mouth, about 5mm away from your mouth. At this time, you can directly amplify your
voice and adjust the amount of voice.
15. Low battery power of the S128 transmitter:
When the blue LED of the transmitter flashes, it means the power is low. Please charge the transmitter.
16. The S128 transmitter charging:
When charging, insert one end of the USB-C data cable into the USB-C connector of the transmitter,
and connect the other end to the phone charger or computer USB port to charge. The red charging
indicator is always on when the power is off, and the red indicator is automatically off when the
battery is fully charged; The purple indicator light for charging is always on when the machine is
turned on, and the purple indicator light for full charge becomes blue.
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