The DSP5311 is a surface mount ceiling speaker with a 70v/100v transformer built in.
DSPPA has enjoyed a high reputation in and out of China. We are one of the most professional public announcement system manufacturers in China.The DSP5311 is a surface mount ceiling speaker with a 70v/100v transformer built in.DSPPA has enjoyed a high reputation in and out of China. We are one of the most professional public announcement system manufacturers in China....Show More
Guangzhou DSPPA Audio Co., Ltd. (DSPPA), founded in 1988, is a global famous manufacturer of professional audio products. DSPPA is a specialist for developing and producing the Public Address (PA) devices, Digital Conference System, Home Audio System...