wireless portable bluetooth speaker 1.single-channel mini speaker 2.supports ipads,iphone , 3.built-in lithium battery wireless portable bluetooth speaker ,mini for mobile/mp3 ... , Droid (with latest operating platform) and other bluetooth devices *Inbuilt lithium battery with 3 hours working ... speakers, including mini speakers, 2.0 speakers,2.1 speakers,card speakers and bluetooth speakers.We have ...