LRAS1515AI LRAS1515PII Active Long Range Acoustic Hailing Speaker System with Howling SuppressionSeptember 28, 2025The LRAS1515AI Active Long Range Acoustic Hailing Speaker System is portable and delivers high sound pressure, highly directional, high-definition audio. Within the system, the LRAS1515PII Acoustic Ha...view
LRAS1515A 150W High Power Active Long Range Acoustic SpeakerJanuary 18, 2020This 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...view
LRAS1930A Active Acoustic Hailing DeviceDecember 12, 2024As a typical non-lethal weapon, this product is not restricted by international conventions and does not cause adverse international political influence. It is widely used in anti-terrorism and stabil...viewwe will contact you within 24 hours.
DSPPA | Invitation to Beijing InfoComm China 2023July 4, 2023Abstract: DSPPA sincerely invites you to attend Beijing InfoComm China 2023 from 19-21 July at CNCC, Beijing, China.view
DSPPA | 36th Anniversary: Innovating Towards a Bright FutureAugust 8, 2024Abstract: Celebrating 36 years of innovation and looking forward to a brighter future together!view
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