In a traditional setup, that power will come from speaker wire, and that’s certainly not a factor below. That’s Element of The key reason why we like the Sonos system mentioned above: the front speakers are contained inside of a single sound bar, which certainly only needs a single plug. https://www.bluetoothspeaker.top/wireless-speaker-bt5-0-outdoor-party-music-box-subwoofer-powerful-led-bluetooth-boombox/