DSS1521 21W Directional Wall Mount Speaker SystemOctober 10, 2025The DSS1521 directional wall-mount speaker is a new-generation speaker system that is able to produce highly directional sound, acting like a flashlight, which will deliver the sound precisely pointed...view
DSS1417 Active Directional Speaker SystemJuly 11, 2022DSS1417 is a directional active speaker system. As the ultrasonic wavelength is only a few millimeters, much smaller than that of the speaker, it can produce nearly linear narrow beam. Ultrasonic wave...view
DSP395 (DSP395U+DSP395T) IP Directional Flat Speaker SystemApril 9, 2025The IP Directional Flat Speaker System, based on ultrasonic directional propagation characteristics, utilizes advanced digital signal processing technology. It modulates sound signals into ultrasonic ...viewwe will contact you within 24 hours.
DSPPA Conference Case-DSPPA Digital Column Speaker and Professional Array Line Speaker Applied in UPSCNovember 21, 2017DSPPA digital column speaker and professional array line speaker successfully applied in the Annual National Planning Conference 2017 during Nov.11-20, Dongguan, Guangdong.view
A New Benchmark of Beijing Infocomm China 2019July 25, 2019A New Benchmark of Beijing Infocomm China 2019DSPPA was just back from the Beijing Infocomm China 2019, which lasted from July 17 to 19 in China National Convention Center (CNCC), Beijing, China. DSPP...view
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