HJC Smart 20B User Manual page 5

3. Detach the snap fasteners of the cheek pad and remove the
cheek pad from the helmet.
2.1.2 Installing the headset
1. Align the arrows on the microphone cable and insert the
microphone cable into the microphone connector.
2. Tighten the two long screws until the Bluetooth module is fastened
firmly to the helmet.
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3. Insert the microphone into the right groove in the EPS of the
helmet as shown below.
SMART HJC 20B
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