<https://www.dateq.nl/onze-producten/speakers/a-262ip/#product>
<http://schema.org/description>
"Ceiling speaker, 2.5\", 6 W RMS (6, 3 & 1,5 W), 100 V & 8 ohm, 100 mm Ø, IP55. Rear enclosure"
<https://www.dateq.nl/en/onze-producten/speakers/a-262ip/>