Guangzhou DSPPA Audio Co., Ltd.
Tel: 020-28346138
Fax: 020-81305947

DSP1150 25W-50W Weatherproof PA Horn Speakers


● Input Power: 25W/50W (100V)
● Rated Impedance: 400Ω(25W) / 200Ω (50W)
● Sensitivity: 105dB (1M/1W)
● Extraordinary voice and music reproduction effects;
● High strength ABS materials;
● Low maintenance costs;
● Waterproof and dustproof grade conforms to IP66 standards;

  • Introduction
  • Specification

DSP1150 is a horn speaker, it has a solid durable, long life, clear sound, wide diffusion range and other characteristics, suitable for vehicle, station, dock, square and other indoor and outdoor environments. It is suitable for public security urban management, tourism, teaching, transportation, sanitation, business and other industries.



Input Power


Rated Impedance

400Ω(25W) / 200Ω(50W)



Frequency Response


Speaker Unit

Resin high

Mounting Hole Size

3*φ10mm The spacing between holes is 2*50mm

Speaker Installation

Rack mounting

Connection Mode

Two core cable

Material Science

Front shell, back shell: ABS




2.62kg / 1PC

Working Temperature

-25℃to +55℃

Storage Temperature

-40℃to +70℃

Relative Humidity


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  • Tel:+86 020 37166520
  • Address:Jianggao Town, Baiyun District, Guangzhou, China