13 -15 July 2022 (Wed – Fri)
China National Convention Center (CNCC)
Beijing, China 


B2 Audio brand focused on Audio and video system for 12 years, is a collection of Audio system research and development, production, sales and after-sales service as one of professional Audio equipment manufacturing high-tech enterprises, the company main products include: digital cable conference system, digital conference system, professional wireless conference microphone, wireless microphone, KTV Audio processor, digital power amplifier and feedback suppressor and other peripheral equipment.