5 1 Home theater speaker systems 1,RMS:45W+10W*5 2,USB/SD card can play mp3/4/5,wma format ... With remote control USB/ SD,FM Remote New 5.1 Home Theater Speaker System Features:1. Built-in USB and SD memory card function, Support ... & hot selling Specification:5.1CH home theatre with remote controller 1,Output power:45W+10W*5(RMS)2,Speaker driver:woofer5.25inch,satellite3inch*53 ...