... 2.Drive unit:2''+2'' 3,RMS:3W New mini portable speakers for mobile phones Application : playing for all kinds of 3 ... .e notebook, mp3, mp4, iPod,iPhone, CD/MD,PC,and mobile phone etc. UFO speaker with Aux in.The blue LED ... /N ratio:>75dB Sizes:Φ130*57mmITECH INDUSTRIAL LIMITED is professional manufacturer of all kinds of speakers.Factory located in Shenzhen,China ...