1) Can be work with iphone/ipod MP3/4/computer. 2) The newest profile and portable. 3) Stereo sound feeling Detailed Product Description1) Can be work with iphone/ipod MP3/4/computer. 2) The newest profile and portable. 3)Stereo sound feeling Build-in stereo FM radio     Build-in 1450mAH Li-ion battery,support long time play;   Using new technology Class D,Nice acoustic fidelity  Build-in flash memory,can storage large quantity music and data  Full function All in One port design,All external using single port .THD+N=0.15% @ 3W    SNR=94db @ 3 W  

sport portable speaker