Shiji Town ,Changsha Rd.No.24, Guangzhou, Guangdong, China,
GUANGZHOU DESAM AUDIO CO., LTD (parent company of DB-Mark) is specialized in engineering, R&D, factory-production and global-marketing (for the industries Pro-Audio, Lighting Musical-Instrument peripherals). Through 16 years constant-effort, ...
digital speaker processor , speaker , subwoofer, karaoke processor , conference processor , equalizer, crossover, feedback destroyer , power distributor, dsp products