|
Model |
RMS Power |
Max SPL |
Sensitivity |
Freq. Response |
STIPA |
Disperse Angle |
Dimension |
|
WJ-12 |
200W |
134dB |
111dB |
500Hz～5kHz |
0.7@100m |
horizontal 80°x vertical 90° |
342×246×288mm |
LRAS1410 100W Special Acoustic Hailing SystemNovember 15, 2019LRAS1410 acoustic hailing speaker can be clearly heard by vehicles 200m away, suitable for remote amplification and emergency weather forecast on the highway; It can be used in special places such as wildlife reserves, chemical plants, power stations, traffic control areas, and airports; All-weather design with a shell made by aerospace industry technology, resistant to acid and alkali as well as salt spray, and can withstand high-strength impact and vibration.view
LRAS1405 50W Special Acoustic Hailing SystemNovember 15, 2019LRAS1405 acoustic hailing speaker can be clearly heard by vehicles 100m away, suitable for remote amplification and emergency weather forecast on the highway; It can be used in special places such as ...view
LRAS1830 300W Long Range Acoustic Hailing Intense Sound SpeakerNovember 20, 2019LRAS1830 Long Range Acoustic Hailing Intense Sound Speaker is a compact and portable long range directional acoustic wave transmitter, far superior to other PA systems in public places, and can be us...viewwe will contact you within 24 hours.
The National Standard Approval Meeting held in BeijingJuly 19, 2019The National Standard Approval Meeting held in BeijingThe approval meeting of the National StandardTechnical standard of public address system engineeringis held in Beijing on July 16, 2019. Xue Chang...view_400x400.webp)
DSPPA | Brand Promotion Workshop with Kuwaiti DistributorDecember 1, 2025Abstract: DSPPA worked with its Kuwaiti distributor on a brand promotion event, fostering stronger connections with local partnersview
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