MAX1229BEEP+ by ADI/Maxim Design and production,in Chengze Electronics (Beijing) Co., Ltd. Spot sales,And can pass Chengze Electronics (Beijing) Co., Ltd. Purchasing。MAX1229BEEP+ Price reference $ 42.149602。MAX1229BEEP+ - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information MAX1229BEEP+ Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial