... manufacturing of multi-function card headset.headset sports wireless mp3 player,building 15 engineers R&D team including software and ... card reader4.3.5mm audio output universal ports, MP3 music will be exported to other audio equipment5.High ... the maximum memory card capacity32GBSupport music sample rate8-48KHZ(MP3 Bit rate,8-448kbps,WMA Bit rate,32- ... 125*9*125 mm. muli-function card headset mp3 player