... use with MP3, MP4 player, PC, computer, laptop, DVD, TV, mobile phone etc.4.Use with rechargable battery,mini,portable,it can be ... , Shinedee Plastics Electronics CO.,LTD mainly manufactures multimedia speakers, including mini speakers, 2.0 speakers,2.1 speakers,card speakers and ... glad to answer inquiries. Contact us now.Thank you! new mini speaker for mobile mp3 mp4 (SP-105)