... .High quality,clear bass resonance 4.cable,enabling great portablility mini speaker,close stool speaker ,promotional gift speaker1.The special innovative ... smaller and very easy to hold in your hand or pocket.2. Electronic pan shape,with the bass chamber opened, the ... -ion baterry,can be recharged by USB Power Product SpecificationsAUDIO mini speaker suitable for IPOD,MP3 ,MP4 player, PC & MOBILE PHONE ...