... , CD player, TV, Karaoke, MP3, mobile phone and other audio devices Loudspeaker Details: Output(RMS): P.M.P.O 3000W Impedance ... loudspeaker system.(3) Loudspeaker dapt to many kinds of audio devices, such as laptop , computer, mp3, mp4, mobile phone(4) High ... plays with USB, SD card and many kinds of audio devices.3.supporting FM radio4.remote control