-USB supply power dirctly, easy connection.
-Large diameter full frequency vibration loudspeaker, deep bass, rich midrange and clear treble.
– Rear bass trumpet, bass thick, to bring you high-quality bass.
– Power switch, easy to use.
– Work fine, edge fine polished, smooth processing.
– High magnetic speaker, give you a different listening experience.
-Can connect PC, laptop, mobile phone, MP3, MP4 , DVD.