DSS1419 Active Directional Speaker SystemJuly 11, 2022DSS1419 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...view
DSS1515A Mini Active Directional Speaker SystemJuly 13, 2022viewwe will contact you within 24 hours.
Holiday Notice of Spring FestivalJanuary 19, 2020The Spring Festival is approaching.view
Background Music of Pa Speaker SystemMarch 29, 2019Pa speaker system covers a wide range of areas, from shopping malls, schools, hotels, stations, wharves, squares to venues, theatres, gymnasiums and so on, all of which are closely related.1.1In civil...view
EN
ar
bn
fr
ms
de
th
id
hi
pt
ru
es
