Samsung BHM3700NDAC User Manual page 13

Using as a stereo headset
Use the supplied stereo earpiece with the alligator clip and the shirt clip.
1 Remove the ear hook and attach the shirt
clip.
2 Plug the connector of the stereo earpiece
into the multifunction jack on the headset
and wear the stereo earpiece.
3 Clip the headset to your clothes using the
shirt clip and clip the stereo earpiece to
your clothes using the alligator clip.
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