... loudspeaker, for stage, shop, disco and KTV 2) USB loudspeaker with USB, SD, remote, colorful lights USB 2.0 professional loudspeakerOutput(RMS): P.M.P.O ... )20'G/40'G/40'H: 139/278/326(1) USB 2.0 professional loudspeaker plays in stage, shop, disco and KTV, with ... 87.5-108MHZ6,Function: Support SD and MMC card/U disk , FM function, LED display,remote controlTrade Term:1.Payment tems ...