... TF, U-disk 3.FM radio Portable speaker with CE ROHS: Power output:RMS 2W*2,THD+ ... Color: Blue, red, black pink , gold1.Play music, with high-powered loudspeakers, long time play2.Build-in stereo FM ... .Using new technology, Nice acoustic fidelity5.Build-in flash memory(optional),can storage large quantity music and data6.Full ... laptop,mobilephone as peripheral speaker. Portable speaker with CE ROHS