<https://shop.bluezwei.at/product/jbl-wave-flex-kabellose-in-ear-ohrhoerer-schwarz/#product>
<http://schema.org/description>
"IP54- und IPX2-Wasserdicht, TalkThru- und AmbientAware-Technologie, 32 Stunden Akkulaufzeit"
<https://shop.bluezwei.at/product/jbl-wave-flex-kabellose-in-ear-ohrhoerer-schwarz/>