CC2640R2FRHBR by Texas Instruments(TI) Design and production,in Shenzhen HYLX Technology Ltd. Spot sales,And can pass Shenzhen HYLX Technology Ltd. Purchasing。CC2640R2FRHBR Price reference $ 2.340800。CC2640R2FRHBR - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information CC2640R2FRHBR Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial