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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...view
LRAS1860A 600W Active Long range acoustic hailing systemAugust 2, 2022view
LRAS1515A 150W Active Long Range Acoustic DeviceJanuary 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...viewwe will contact you within 24 hours.
What Are the Basic Equipment Required for a Smart Meeting?September 28, 20221. The speaking equipment of the conference systemSpeaking equipment is a professional term, referring to the equipment through which delegates participate in the discussion and voting of the meeting....view
Holiday Notice of International Workers’ DayApril 30, 2021Dear partners,According to the notice of 2021 holiday arrangement issued by the State Council, and in combination with the actual situation of our company, the May Day holiday of DSPPA in 2021 is here...view
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