... cable 2.USB cable 3.FM radio, earphone function Features: amplifier speaker can link to iPad, MP3, MP4, Notebook, CD, DVD ... music, with high-powered loudspeakers, long time play2.Build-in stereo FM radio3.Build-in 1450mAH Li-ion battery, support long ... lamp, build-in mp3,mp4,laptop,mobilephone as peripheral speaker. amplifier speaker