---
product_id: 667458803
title: "Voice Amplifier with Lapel Microphone/Microphone Headset-18W Waterproof Megaphone Speaker Pa System with 2 Mics, Bluetooth 5.0 Portable Microphone and Speaker for Teachers Elderly Tour Guide 800Plus"
brand: "responsebridge"
price: "R$1800"
currency: BRL
in_stock: true
url: https://www.desertcart.com.br/products/667458803-voice-amplifier-with-lapel-microphone-microphone-headset-18w-waterproof-megaphone
store_origin: BR
region: Brazil
---

# Bluetooth 5.0, 32ft stable range 18W powerful sound output 4400mAh battery, 15h playtime Voice Amplifier with Lapel Microphone/Microphone Headset-18W Waterproof Megaphone Speaker Pa System with 2 Mics, Bluetooth 5.0 Portable Microphone and Speaker for Teachers Elderly Tour Guide 800Plus

**Brand:** responsebridge
**Price:** R$1800
**Availability:** ✅ In Stock

## Summary

> 🎤 Own the room with crystal-clear power and unstoppable stamina!

## Quick Answers

- **What is this?** Voice Amplifier with Lapel Microphone/Microphone Headset-18W Waterproof Megaphone Speaker Pa System with 2 Mics, Bluetooth 5.0 Portable Microphone and Speaker for Teachers Elderly Tour Guide 800Plus by responsebridge
- **How much does it cost?** R$1800 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.br](https://www.desertcart.com.br/products/667458803-voice-amplifier-with-lapel-microphone-microphone-headset-18w-waterproof-megaphone)

## Best For

- responsebridge enthusiasts

## Why This Product

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

## Key Features

- • **All-Day Power:** Massive 4400mAh rechargeable battery delivers up to 15 hours of uninterrupted amplification.
- • **Expand Your Reach:** Supports TWS mode to link two amplifiers for double the sound impact and audience engagement.
- • **Robust & Portable:** Waterproof, dustproof, and drop-resistant design with shoulder strap & clip for on-the-go use.
- • **Dual Mic Flexibility:** Includes wired headset & lapel mics for crystal-clear, hands-free voice projection.
- • **Seamless Wireless Streaming:** Latest Bluetooth 5.0 chip ensures instant pairing and stable connection up to 32 feet.

## Overview

This 18W portable voice amplifier features dual wired microphones (headset and lapel) for versatile, high-sensitivity sound capture. Built tough with waterproof, dustproof, and drop-resistant materials, it’s designed for professionals on the move. Powered by a 4400mAh battery, it offers up to 15 hours of continuous use. Bluetooth 5.0 enables seamless wireless streaming and device compatibility, while TWS mode lets you connect two units for amplified reach—perfect for teachers, tour guides, and public speakers aiming to command attention effortlessly.

## Description

Voice Amplifier with Lapel Microphone/Microphone Headset-18W Waterproof Megaphone Speaker Pa System with 2 Mics, Bluetooth 5.0 Portable Microphone and Speaker for Teachers Elderly Tour Guide 800Plus

## Features

- 【Voice Amplifier w/Two Microphones】 - This upgraded voice amplifier is paired with two mics (wired microphone headset and wired lavalier microphone), both mics pick up the sound well, omnidirectional condenser lavalier microphone is almost weightless, It can be clipped to your clothes lapel, providing clear sound, high sensitivity, and greater flexibility.
- 【Portable Microphone and Speaker】 - 18W acoustic output sound quality, clear and loud amplify your voice, suitable for 50-100 people occasions, you don't need to shout anymore. The personal pa system case is made of delicate and durable material, waterproof/dustproof/dropproof. Beasies, portable design comes with shoulder strap&back clip.
- 【Waterproof Personal Pa System】 - The megaphone speaker is powered by 4400mah rechargeable ultra-large capacity battery, which can play for up to 15 hours on a full charge. Low power consumption&high performance batteries greatly reduce your charging frequency.
- 【Multifunctional Microphone Voice Amplifier】 - The microphone and speaker is built-in with the latest Bluetooth 5.0 chip for wireless streaming, ensuring instant pairing, providing more stable transmission and longer transmission distance up to 32 feet. It also supports recording/Micro TF card/Flash USB/AUX-in connection, which is compatible with various devices such as mobile phones, iPads, tablets and PCs, and can also be used for guitars.
- 【Support Tws Mode】 - By connecting two identical voice amplifiers, you can connect two amps in series via Bluetooth. (Note: If you are not satisfied with this speaker microphone, pls contact us before returning it. We promise to provide you with a satisfactory solution)
- 【Kindly Reminder】 - 1) If you want the amplification of a lavalier microphone to be better, we recommend that you use it handheld. 2）This is a wired microphone, not wireless. 3) We don't recommend lavalier microphones for low-necked shirts. 4) For the best audio pickup, please place the microphone about 3-5 cm (1.2-2 inches) from your mouth. 5) To prevent feedback, at maximum volume, it is recommended that the distance between the microphone and the amplifier is 30-50 cm(11.8-19.6 inches).

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Number of Channels | 1 |
| Audio Input | Wired microphones |
| Output Wattage | 18 Watts |
| Mounting Type | Tabletop |
| Connector Type | Aux |
| Connectivity Technology | Bluetooth, USB, AUX |
| Compatible Devices | Smartphone |
| Item Weight | 13.6 ounces |
| Item Dimensions | 3.6 x 1.6 x 4.5 inches |
| Color | Black-wired |

## Product Details

- **Brand:** ResponseBridge
- **Item dimensions L x W x H:** 9.1 x 4.1 x 11.4 centimeters
- **Connectivity technology:** Bluetooth
- **Colour:** Black-wired
- **Compatible devices:** Smartphone

## Images

![Voice Amplifier with Lapel Microphone/Microphone Headset-18W Waterproof Megaphone Speaker Pa System with 2 Mics, Bluetooth 5.0 Portable Microphone and Speaker for Teachers Elderly Tour Guide 800Plus - Image 1](https://m.media-amazon.com/images/I/71mke8UexZL.jpg)
![Voice Amplifier with Lapel Microphone/Microphone Headset-18W Waterproof Megaphone Speaker Pa System with 2 Mics, Bluetooth 5.0 Portable Microphone and Speaker for Teachers Elderly Tour Guide 800Plus - Image 2](https://m.media-amazon.com/images/I/71UC53iPOrL.jpg)
![Voice Amplifier with Lapel Microphone/Microphone Headset-18W Waterproof Megaphone Speaker Pa System with 2 Mics, Bluetooth 5.0 Portable Microphone and Speaker for Teachers Elderly Tour Guide 800Plus - Image 3](https://m.media-amazon.com/images/I/713Ymx85bNL.jpg)
![Voice Amplifier with Lapel Microphone/Microphone Headset-18W Waterproof Megaphone Speaker Pa System with 2 Mics, Bluetooth 5.0 Portable Microphone and Speaker for Teachers Elderly Tour Guide 800Plus - Image 4](https://m.media-amazon.com/images/I/81HpJ81bj4L.jpg)
![Voice Amplifier with Lapel Microphone/Microphone Headset-18W Waterproof Megaphone Speaker Pa System with 2 Mics, Bluetooth 5.0 Portable Microphone and Speaker for Teachers Elderly Tour Guide 800Plus - Image 5](https://m.media-amazon.com/images/I/71KnbuSo2lL.jpg)

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**Shop now:** [https://www.desertcart.com.br/products/667458803-voice-amplifier-with-lapel-microphone-microphone-headset-18w-waterproof-megaphone](https://www.desertcart.com.br/products/667458803-voice-amplifier-with-lapel-microphone-microphone-headset-18w-waterproof-megaphone)

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*Product available on Desertcart Brazil*
*Store origin: BR*
*Last updated: 2026-03-05*