LRAS1830 300W Long Range Acoustic Hailing Intense Sound Speaker 300WNovember 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...view
LRAD1405 50W Special Acoustic Hailing DeviceNovember 15, 2019LRAD1405 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
LRAD1420 200W Special Acoustic Hailing Device for Acoustic weaponsNovember 15, 2019LRAD1420 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.
Exhibition || China (Xiamen) Educational Equipment ExhibitionApril 12, 2021Abstract: Invitation to the 79th China Educational Equipment Exhibition! Looking forward to meeting you in Xiamen.China Educational Equipment Exhibition is the largest, most influential, and most prof...view
Technical Requirements for the Installation of Speakers in Pa Speaker SystemMarch 29, 20191. How to calculate the effective coverage area of the sound field?The layout design of loudspeaker should be overall considerable, which is based on the shape of the service area, space height, ambie...view
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