DSS1515A Mini Active Directional Speaker SystemJuly 13, 2022view
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
DSS1418 Active Directional Speaker SystemJuly 13, 2022DSS1418 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...viewwe will contact you within 24 hours.
[DSPPA] Recipient Of Three HonorsDecember 24, 2021DSPPA was accorded the “Top 10 Public Address and Conference System (National) Brand” and “Top 10 Audio and Video Supplier”, spearheading the national brand building.view
The Composition Requirements and Principles of the Conference SystemApril 25, 20221. Advanced principles of conference systemUsing the most advanced and open architecture, the entire audio conference system can reflect the development level of today's conference technology.It h...view




