we supply the mp3 player firmware and mobile phone software .we collect the main brand MP3 player MP4 player and the mobile phone software all of the world ,especially the MP3 MP4 player and mobile phone made in China. We have server for Chinese user for 4 years ,we have 80000 members in China, www.impn.net.    

    2008,we setup the English website: www.skmp3.com,we collect and translate the firmware and software into English. Some firmware and software you can download free.but sometimes it download slowly.then we We recorded a DVD discs, each disc capacity of 4 GB.  The mp3 mp4 player firmware are 10 DVDs.sale US$100.The mobile phone soft ware are 3DVDs,sale US$60.We can  through international express delivery, freight costs from those responsible for the purchase.

   Please contact us by Email or Skype ,http://www.skmp3.com/page/contactus.html