speakers portable 1.Speaker units are magnetically shielded 2.Built-in ... .Ideal to use with MP3, MP4 player, PC, computer, laptop, mobile phone etc.4.Use with rechargable battery,mini,portable,easy to ... Electronics CO.,LTD mainly manufactures multimedia speakers, including mini speakers, 2.0 speakers,2.1 speakers,card speakers and bluetooth speakers.We have 6 English speaking ...