English
English
Play local background music at ordinary times, and use it as a fire alarm in case of emergency.
Located in Zhejiang Haiqiang Electroacoustic Accessories Co., Ltd., Zhejiang Province, China, is a professional manufacturer of speakers, loudspeakers, Bluetooth ceiling speakers, teaching guide loudspeakers and other electronic products of various sizes and specifications. 26 years of production experience, supporting OEM
Construction and maintenance of this website：Haiqiang Electroacoustic Operation Department
