MT2503大批量出货！提供源码开发板内置北斗+GPS双星【MTK.Ublox.RFMD.RDA.FLASH.晶振】富联科技***1748160510TEL13798301243MT5931A、SC6531D/CA、UBX-G7020、M8030...MT6261DMT6261AMT6261MMT2503DMT2503AUBX-G7020-KTUBX-M8030-KTRF7196RF7198RDA6625EAP5200晶振7L260020091XXB26000MAA7M26000028等等)