LRAS1530A 300W Active Long Range Acoustic Hailing DeviceDecember 29, 2023The system can be used to convey real-time notifications, warnings, and orders in a large arealike Bird Repellent, Lifequard, Fire Coastquard, Search & Rescue, Police, and Peacekeeping.view
LRAS1830A 300W Acoustic Hailing DeviceApril 30, 2021LRAS1830A is a 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 ...view
LRAS150 150W Mass Notification SpeakerAugust 16, 2018LRAS150 is an active special acoustic hailing device. It adopts voice coil air cooling technology for fast cooling, with the high power over 500W. Compared with common acoustic devices, its maximum sound pressure level is 10dB higher, greatly enhancing the sound transmission distance.viewwe will contact you within 24 hours.
DSPPA Invites You to Attend InfoComm China, BeijingApril 2, 20182018 InfoComm Exhibition is going to be held in China National Convention Center during 11 to 13 April, 2018. As the most authoritative domestic exhibition in AV industry, InfoComm appeals high-qualit...view
Brief Introduction of Mini USB AmplifierAugust 6, 2018In essence, it is the external sound card of the USB interface such as mini USB amplifier, which has increased functions like power amplification and adjustment than the ordinary sound card. USB sound...view
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