LRAD1540 400W Special Siren Acoustic Hailing Intense Sound SpeakerNovember 20, 2019view
LRAS300 300W Active Special Acoustic Hailing DeviceAugust 2, 2022LARS300 is an active special acoustic hailing device. It adopts voice coil air cooling technology for fast cooling, with the high power over 300W. Compared with common acoustic devices, its maximum so...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 ...viewwe will contact you within 24 hours.
DSPPA Public Welfare Activity in GuizhouApril 2, 2021Abstract: DSPPA donated a set of public address system to Pingtang County Experimental Primary School in Guizhou.view
Tips for Selecting Best PA AmplifierAugust 6, 2018The power amplifier with high power undoubtedly has its own advantages, but it doesn’t mean that the power higher, the better. All aspects of the factors should be taken into account. In terms of pow...view
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