... ,support FM radio, 2.supply OEM services for headset mp3 player Topsky is specialized in R&D,manufacturing of multi-function ... card headset.headset sports wireless mp3 player,building 15 engineers R&D team including software and hardware ... WMASupport the maximum memory card capacity32GBSupport music sample rate8-48KHZ(MP3 Bit rate,8-448kbps,WMA Bit rate,32-384kbps) ...