... 3) 3.5mm audio output 6..battery :800ma7.with radio 8.Unit Dimension: 6.3*4.7*7.3cm,G ... 37.5*33*30cm, QTY/CTN:100PCS/CTN, N.W/G.W: 13.5kg/14.5kg 9. Play the MP3 from ... card automatically,Play the MP3 from the USB disk, FM Radio ,Variable colors to choose, LED display the working status,searching ... production capacity are powerful, we can support what you need! mini portable speakers for mobile phones