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
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
LRAD1410 100W Special Acoustic Hailing DeviceNovember 15, 2019LRAD1410 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.viewwe will contact you within 24 hours.
DSPPA PA System Entered Beijing Normal UniversityNovember 29, 2016DSPPA PA System imported by Beijing Normal University ,which is the oldest normal university in China, just following the project of new campus construction for Tianjin University. Promoting intellige...view
Features of Paperless Conference SystemMarch 20, 2023Paperless conference system with ultra-thin curved dual-sided LCD screen design, with the inner LCD screen as a capacitive touch screen, making it simple and convenient to view and operate; the system...view
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