|
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 |
WJ-20 200W Acoustic Hailing System Auxiliary SpeakerMarch 22, 2017The WJ-20 is a 200W all-weather acoustic hailing system loudspeaker. With the high-end speaker unit, it brings high speech intelligibility and excellent sound reinforcement effect, which is suitable f...view
LRAS1420 200W Special Acoustic Hailing System for Acoustic WeaponsNovember 15, 2019LRAS1420 is a 200W highly intelligible long range acoustic hailing device that has all-weather design, acid and alkali resistance, salt spray resistance, which can withstand high strength impact and v...view
WJ-50 1000W Acoustic Hailing System Main SpeakerMarch 22, 2017The WJ-50 is a 1000W all-weather acoustic hailing system loudspeaker. With the high-end speaker unit, it brings high speech intelligibility and excellent sound reinforcement effect, which is suitable ...viewwe will contact you within 24 hours.
From Traditional Public Broadcasting System to IP Public Broadcasting SystemMarch 29, 20191. Traditional public broadcasting systemTraditional public broadcasting mainly includes several functions, such as timing programming, zonal paging, telephone broadcasting access, and fire-fighting s...view
DSPPA | Happy 34th AnniversaryAugust 11, 2022Abstract: Thank you for being beside DSPPA this past year and may you be by our side in the years ahead.view
EN
ar
bn
fr
ms
de
th
id
hi
pt
ru
es
