---
product_id: 547889455
title: "100w 12v 7 Sound Loud Car Alarm Police Horn PA Speaker Mic System, Black, Universal Fit, Truck, Passenger Car, Watercraft"
brand: "banhao"
price: "A$136"
currency: AUD
in_stock: true
reviews_count: 5
category: "Banhao"
url: https://www.desertcart.com.au/products/547889455-100w-12v-7-sound-loud-car-alarm-police-horn-pa
store_origin: AU
region: Australia
---

# Built-in PA mic system 100W powerful output Universal 12V vehicle fit 100w 12v 7 Sound Loud Car Alarm Police Horn PA Speaker Mic System, Black, Universal Fit, Truck, Passenger Car, Watercraft

**Brand:** banhao
**Price:** A$136
**Availability:** ✅ In Stock

## Summary

> 🚨 Own the road with sound that commands respect!

## Quick Answers

- **What is this?** 100w 12v 7 Sound Loud Car Alarm Police Horn PA Speaker Mic System, Black, Universal Fit, Truck, Passenger Car, Watercraft by banhao
- **How much does it cost?** A$136 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/547889455-100w-12v-7-sound-loud-car-alarm-police-horn-pa)

## Best For

- banhao enthusiasts

## Why This Product

- Trusted banhao brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Rugged & Reliable:** Durable aluminum and plastic build designed to withstand all weather and road conditions.
- • **Speak Up On The Go:** Integrated PA mic lets you communicate clearly without leaving your seat.
- • **Effortless Installation:** Quick setup with straightforward wiring—get it running in minutes, no mechanic needed.
- • **Command Attention Instantly:** 100W loud siren ensures you're heard over any urban chaos or highway hustle.
- • **Seamless Universal Compatibility:** Plug & play with any 12V vehicle—car, truck, boat, or RV, no exceptions.

## Overview

The BANHAO 100W 12V Car Alarm Police Horn PA Speaker Mic System delivers seven distinct siren tones with a powerful 100-watt output. Designed for universal fit across all 12V vehicles including cars, trucks, boats, and RVs, it features a built-in public address microphone for clear communication. Crafted from durable aluminum and plastic, this easy-to-install system ensures maximum audibility and reliability in emergency or everyday scenarios.

## Description

Alarm Horn Siren PA Speaker Mic System,BANHAO 100w 12v 7 Sound Loud Car Alarm Police Horn Police Car Siren Horn Speaker System Emergency Amplifier Alarm Kit Horn for 12V Truck Lorry Boat Car

Review: Très satisfait du produit ❤️ Aucun contrôle de volume car inutile, Assez fort pour être entendu, car sur les véhicules d'urgence il n'y a pas de contrôle de volume ! car il faut que ça s'entende bien ! Très bonne qualité. Je l'ai installé dans ma voiture et tout fonctionne très bien 👍 Très utile quand un invidu est plogué sur son cellulaire et ralenti tout le monde , avec ce son ça dégage vite 😆 Je recommande vivement 👍
Review: Works as it should. Nice and loud! Suggest using resistor spark plugs on small engine applications to avoid interference

## Features

- HIGH QUALITY:The With Mic PA Speaker System Emergency Sound Amplifier-7 tones is made from premium material that is durable and long lasting.
- PA SYSTEM: Car siren speaker are built in public-address system. You can talk to other people with this mic in your car.Suitable for Any 12V Vehicle: Car siren speaker can be installed in any vehicle with 12V DC Power. You can install it in Car, RV, Boat, Truck, Jeep ,etc.
- Ease Of Installation: The horn speaker is easy to install on your vehicle if you follow the instruction below. It takes minutes to connect wires.
- AUDIBLE:The Car Siren Horn With Mic PA Speaker System Emergency Sound Amplifier-7 tones designed to be very loud .And don’t make them face to face when you use.
- Customer Service: First of all, thank you for choosing the BANHAO horn.We will provide you with high-quality products and services to create a more enjoyable shopping experience on desertcart. If you encounter any problems when receiving or using our products, please feel free to contact us，we will serve until you are satisfied.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0B5GW8MH7 |
| Assembly Required | No |
| Best Sellers Rank | #42,166 in Car & Motorbike ( See Top 100 in Car & Motorbike ) #163 in Car Horns |
| Brand | banhao |
| Colour | Siren Horn |
| Country of Origin | India |
| Customer Reviews | 4.2 4.2 out of 5 stars (533) |
| Date First Available | 16 July 2022 |
| Generic Name | 12V |
| Item Dimensions LxWxH | 25.6 x 19.2 x 22.5 Centimeters |
| Item Weight | 599 g |
| Item model number | BH-HHQ-04 |
| Manufacturer | BANHAO |
| Manufacturer Part Number | BANHAO 100w 12v 7 Sound Loud Car Alarm Police Horn |
| Material | Aluminum+ Plastic |
| Model | HHQ-S044 |
| Product Dimensions | 25.55 x 19.2 x 22.5 cm; 599 g |
| Voltage | 12 Volts |

## Product Details

- **Brand:** banhao
- **Colour:** Siren Horn
- **Manufacturer:** BANHAO
- **Noise Level:** 130 Decibels
- **Voltage:** 12 Volts

## Images

![100w 12v 7 Sound Loud Car Alarm Police Horn PA Speaker Mic System, Black, Universal Fit, Truck, Passenger Car, Watercraft - Image 1](https://m.media-amazon.com/images/I/61YXDjVXp9L.jpg)

## Available Options

This product comes in different **Color, Style** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by M***E on 9 August 2025*

Très satisfait du produit ❤️ Aucun contrôle de volume car inutile, Assez fort pour être entendu, car sur les véhicules d'urgence il n'y a pas de contrôle de volume ! car il faut que ça s'entende bien ! Très bonne qualité. Je l'ai installé dans ma voiture et tout fonctionne très bien 👍 Très utile quand un invidu est plogué sur son cellulaire et ralenti tout le monde , avec ce son ça dégage vite 😆 Je recommande vivement 👍

### ⭐⭐⭐⭐⭐ Review
*by S***A on 22 January 2026*

Works as it should. Nice and loud! Suggest using resistor spark plugs on small engine applications to avoid interference

### ⭐⭐⭐⭐⭐ Review
*by A***R on 22 August 2025*

Very practical, easy to install and very loud. Good product.

## Frequently Bought Together

- Alarm Horn Siren PA Speaker Mic System,BANHAO 100w 12v 7 Sound Loud Car Alarm Police Car Siren Speaker System Emergency Amplifier Alarm Kit Horn for 12V Truck Lorry Boat
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**Shop now:** [https://www.desertcart.com.au/products/547889455-100w-12v-7-sound-loud-car-alarm-police-horn-pa](https://www.desertcart.com.au/products/547889455-100w-12v-7-sound-loud-car-alarm-police-horn-pa)

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-03-16*