Advanced Bionics M Waterproof Battery Mode D'emploi page 21

Connect the AquaMic headpiece cable to the
M Waterproof Battery.
To attach the clip to the M Waterproof Battery, insert the
hinge side of the M Waterproof Battery into the clip and
press down until the M Waterproof Battery snaps into place.
To remove the clip, pull the handle of the clip back and
away from the M Waterproof Battery.
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