... :30W+10W*2 2,Driver unit:5.25"+3"*2 3.USB/SD,FM,Vedio and Remote 4,Good sounds! Cheap USB/SD,FM 2.1Channel ... multimedia SpeakerFeatures: 1.Used for computer,DVD, TV and all audio device 2.Pannel stby, vol ... can bring more value.Specification: 1. Output power: 30W+10W*2(RMS)2. Speaker driver: woofer5.25inch,satellite3inch*23. Frequancy response: 40HZ ...