DSPPA | High-Power Long Distance Acoustic Hailing Devices – Clear Command, Instant Response

DSPPA | High-Power Long Distance Acoustic Hailing Devices – Clear Command, Instant Response

Abstract: An overview of DSPPA acoustic hailing series, delivering clear commands and instant response for safety and emergencies.

In an era marked by frequent natural disasters, sudden public emergencies, and escalating security threats, the ability to communicate clear instructions across long distances has become crucial.

DSPPA’s High-Power Long Distance Acoustic Hailing Product Series stands out with exceptional long-range coverage and high-fidelity voice output. Whether for border patrol, emergency rescue, airport bird dispersal, or urban alerting, our diverse range of models and power options caters to various scenarios, enabling precise and efficient acoustic communication and command control.

High-Power Long Distance Acoustic Hailing Devices

Powered by millimeter-level directional acoustic technology and adaptive environmental algorithms, the directional acoustic hailing speaker system ensures clear voice transmission over distances ranging from 200 meters to 4 kilometers—providing precise and intelligible sound projection for critical safety missions.

Portable Acoustic Hailing Speaker System

Models: LRAS150 / LRAS300 (150W / 300W)

Compact yet powerful, the LRAS150/LRAS300 portable hailing unit delivers high-SPL voice coverage, alarm and dispersal playback, and wireless paging—all in a portable, all-in-one mass notification solution.

Acoustic Hailing & Bird Dispersal System

These multifunctional systems serve both as high-power hailing tools and bird dispersal devices, suitable for airports, farmlands, and maritime applications. With preloaded bird deterrent signals and strong voice output, they ensure efficient wildlife control while maintaining public safety.

Models: LRAS1515 / LRAS1515A (150W)

The LRAS1515 and LRAS1515A acoustic hailing speakers (passive and active models) deliver clear, high-intelligibility voice projection with up to 136dB SPL and 700m range, featuring advanced waveguide technology and versatile installation—ideal for highways, ports, industrial parks, campuses, and large outdoor public address applications.

Model: WEP5590(150W)

WEP5590 active acoustic hailing speaker system is an all-in-one emergency broadcasting solution with long-range voice coverage, two-way radio, recording, and built-in battery, ideal for disaster response, evacuation drills, and campus safety.

Tripod-mounted Acoustic Hailing Speaker System

Model:LRAS1530A (300W)

Mounted on an optional tripod for stability and aiming precision, LRAS1530A is ideal for semi-fixed setups in wide-area evacuation guidance, security perimeters, and temporary control zones.

Fixed Directional Long-Range Acoustic Speaker System

These high-output directional speaker systems are engineered for fixed installations across borders, correctional facilities, industrial zones, or coastal lines. With beam-controlled audio and ultra-high SPL, they offer pinpoint sound delivery with minimal dispersion. The DSP2000, in particular, is a powerhouse with exceptional long-range coverage.

Models: LRAS1405 / LRAS1410 / LRAS1420 (50W / 100W / 200W)

LRAS1405 / LRAS1410 / LRAS1420 (50W / 100W / 200W) acoustic hailing devices deliver highly intelligible, long-range voice projection from 250m to 1000m, with all-weather design—ideal for highways, airports, industrial sites, emergency response, and security enforcement.

Models: WJ-20 / WJ-25 / WJ-50 (200W / 400W / 1000W)

Engineered for powerful, long-distance voice projection, the WJ Series excels in clarity and durability under all-weather conditions—ideal for emergency response, military use, and public security.

Model: DSP2000 (2000W)

DSP2000 Acoustic Hailing Device delivers up to 155dB SPL and clear voice projection over 4km, with a focused 25°×30°beam—ideal for border control, coastal defense, and emergency response.

Technical Excellence & Reliable Quality

All DSPPA Acoustic Hailing Devices are backed by our proven engineering expertise and state-of-the-art R&D. We uphold the highest standards in sound projection accuracy, casing design, and environmental durability.

We also support OEM/ODM customization, including high-decibel output, mold design, structural engineering, and technical parameters.

Clear Command, Instant Response – Wherever You Need It
From rapid deployment to fixed security outposts, DSPPA High-Power Long Distance Acoustic Hailing Product Series provides clear command and instant response across every control scenario. Whether you're managing a large crowd, deterring potential threats, or protecting wildlife-sensitive zones, DSPPA delivers a voice that commands attention!