|
Model |
WJ-20 |
|
RatedPower |
200W |
|
Rated Impedance |
4Ω |
|
Sensitivity (@1m/W) |
93±2dB |
|
Max SPL(@1m) |
116±2dB |
|
Active Frequency Range (-10dB) |
130Hz-19kHz |
|
STIPAValue |
0.7@100m |
|
DirectionAngle |
70°× 90° |
|
NetWeight |
18kg |
|
Size(W×H×D) |
685×249×290 mm |
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
LRAS1515 150W Long Range Acoustic Hailing LoudspeakerMay 22, 2019This product is a portable long range directional acoustic transmitter. Featuring powerful sound intensity, high directivity and high intelligibility, this product can realize long range communication and deterrent warning, It is a multifunctional militarview
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...viewwe will contact you within 24 hours.
Requirement Analysis of Wireless Pa System for SchoolsFebruary 5, 20211. The wireless PA system for schools requires the overall design to achieve unified and centralized system control and management throughout the school.2. The main control station must have multi-cha...view
PALM EXPO Successfully Held in BeijingAugust 27, 2018The exhibition of DSPPA was successfully held in China National Convention Center on 23-25 August.view