The Bluetooth speaker uses Bluetooth communication as a wireless communication interface. It is popular with consumers for its features such as small size, convenient connection, and outstanding sound quality. For Bluetooth speaker manufacturers, how to accurately, quickly and conveniently test the characteristics of speaker, loudspeakers and MIC has become an urgent need. Based on the testing of Bluetooth speakers from incoming inspection to the testing of semi-finished and finished products, CRYSOUND has proposed perfect solutions that can fully meet customers' requirements for product test items. It can ensure the highest quality of Bluetooth speakers and significantly improve the efficiency of Bluetooth production and testing.