AK4649VN by AKM Semiconductor, Inc Design and production,in Shenzhen HYLX Technology Ltd. Spot sales,And can pass Shenzhen HYLX Technology Ltd. Purchasing。AK4649VN Price reference $ 0。AK4649VN - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information AK4649VN Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial