... stage, shop, disco and KTV 2) USB loudspeaker with USB, SD, remote, colorful lights USB 2.0 professional loudspeakerOutput(RMS): P.M ... , remote control, LED display 2.0 professional loudspeaker.(6) USB professional loudspeaker with euphonious alt, sweet mediant, voluminous bass. ... 87.5-108MHZ6,Function: Support SD and MMC card/U disk , FM function, LED display,remote controlTrade Term:1.Payment ...