Material:ABS
<br />Color: Black
<br />Diameter:4cm/1.6inch
<br />Mini Stereo Height:6.5cm/2.5inch
<br />USB cable length:47cm/18.3inch
<br />Frequency: 100-20KHz
<br />Charged by USB cable
<br />Input: 3.5mm stereo
<br />Suit for all deviceswith 3.5mm audio jack
<br />All of 3.5mm audiooutput can use it directly.
<br />This item is an ultra-portable, operatedmini stereo system battery that plays music from your mobile phone,
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<br />Package Content:1 x Speaker, 1 x USBcable