DSPPA Audio Co., Ltd. is the leading Public Address / Emergency Broadcast System manufacturer with 15 years designing and manufacturing experience. Starting as a professional organization in acoustic technology, DSPPA developed first China-made DOLBY stereo Decoder Intelligent System, ...
Telephone:86 - 20 - 28346168
Address:Room 1705, Bank of America Plaza, 555 Renmingzhong Road Guangzhou Guangdong China