... built-in lithium battery wireless portable bluetooth speaker ,mini for mobile/mp3/mp4,aluminum Specification* Power: 3W * ... audio interface product like : MP3 ,Computer ,mobile phone ,CD player etc*From a range ... from any Bluetooth-enabled device such as your mobile phone, notebook, iPhone or iPad. *With ... CO.,LTD mainly manufactures multimedia speakers, including mini speakers, 2.0 speakers,2.1 speakers ...