... Play time 2-4 hours round speaker , portable, for mobile/notebook/mp3/mp4selling point1.Mini pop up, portable, unique design ... to use with MP3, MP4 player, PC, computer, laptop, mobile phone etc.4.Use with rechargable battery,mini,portable,easy ... 80*70MMOthers1pc USB cable for chargingFounded in 2006, Shinedee Plastics Electronics CO.,LTD mainly manufactures multimedia speakers, including mini speakers, ...