<https://compu-station.com/product/subwoofer-lava-st-1014/#product>
<http://schema.org/description>
"The Best Subwoofer, USB, SD, Remote, Bluetooth, 2Mic, Size: 760 x 365 x 660 mm, Voltage : AC  220 V / 50HZ, Impedance : 8 Ohm, Frequency Response :30Hz-30KHz\r\n\r\n&nbsp;"
<https://compu-station.com/product/subwoofer-lava-st-1014/>