Sony REON POCKET RNPK-5 Einführungsanleitung Seite 29

Adjusting the band
To adjust the band size around your neck, or to improve the
contact of the cooling/warming section with your skin, take
the neckband off, then adjust the band.
The band can be bent freely. Hold the band and adjust the
width and angle with a small amount of force.
Band
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