QSC1105 by QUALCOMM Design and production,in CHUNG ZE Internation Technology Limited Spot sales,And can pass CHUNG ZE Internation Technology Limited Purchasing。QSC1105 Price reference $ 1.120000。QSC1105 - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information QSC1105 Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial