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
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
DSS1519 DSS1521 Ultra Directional Speaker SystemJanuary 15, 2022Professional directional sound speaker ultrasonic directional sound system is a pioneering o audio solution that provides an efficient way o to propagate sound without the use of large speaker arrays and to project sound highly directionally into...view
Exploring the Versatility of Outdoor Column Speakers in Public ParksDecember 22, 2023Public parks, with their vast open spaces and diverse gatherings, have become a hub for community engagement and recreational activities. In recent times, the integration of outdoor column speakers in...view
【Exhibition】Our Distributor Shows DSPPA Products in MIPS 2021April 15, 2021Abstract: Welcome to visit the exhibition and know more about us!Securika Moscow / MIPS is the largest exhibition dedicated to security and fire safety equipment and technologies in Russia. Now, the e...view
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