взрыв в стиле usb проводная bluetooth динамик большой объем беспроводной сабвуфер портативные колонки для pc computer sound box radio

note dear friend, both versions are usb powered, so no matter wired version or bluetooth version are all with wired. but wired version has only wired function, bluetooth version is bluetooth+wired. so if you need bluetooth, then pls choose bluetooth version. thanks. explosion-style usb wired bluetooth speaker large volume wireless subwoofer portable speakers for pc computer sound box radio important!!! if you choose bluetooth version, then speaker with bluetooth available. if you don't know