---
product_id: 184124548
title: "Norwii Bluetooth Voice Amplifier, Power Amplifiers, Portable Mini Wired Microphone Headset for Teacher Classroom & Outdoor Lectures, Teaching, Tour Guides, USB-C Rechargeable - 2000mAh, White"
brand: "norwii"
price: "R$545"
currency: BRL
in_stock: true
reviews_count: 13
category: "Norwii"
url: https://www.desertcart.com.br/products/184124548-norwii-bluetooth-voice-amplifier-power-amplifiers-portable-mini-wired-microphone
store_origin: BR
region: Brazil
---

# Advanced feedback suppression 10W crystal-clear output 2000mAh USB-C battery, 12-15h use Norwii Bluetooth Voice Amplifier, Power Amplifiers, Portable Mini Wired Microphone Headset for Teacher Classroom & Outdoor Lectures, Teaching, Tour Guides, USB-C Rechargeable - 2000mAh, White

**Brand:** norwii
**Price:** R$545
**Availability:** ✅ In Stock

## Summary

> 🎙️ Own the room, wherever you teach!

## Quick Answers

- **What is this?** Norwii Bluetooth Voice Amplifier, Power Amplifiers, Portable Mini Wired Microphone Headset for Teacher Classroom & Outdoor Lectures, Teaching, Tour Guides, USB-C Rechargeable - 2000mAh, White by norwii
- **How much does it cost?** R$545 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/184124548-norwii-bluetooth-voice-amplifier-power-amplifiers-portable-mini-wired-microphone)

## Best For

- norwii enthusiasts

## Why This Product

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

## Key Features

- • **Feedback-Free Focus:** Advanced frequency shifting tech eliminates ear-piercing feedback, keeping your message sharp and professional.
- • **Amplify Your Authority:** 10-watt power ensures your voice commands every room, from classrooms to outdoor tours.
- • **Plug & Play Simplicity:** Two-step setup means you’re ready to engage instantly—no tech headaches, just pure connection.
- • **Endurance That Keeps Up:** Long-lasting 2000mAh battery delivers up to 15 hours of uninterrupted clarity—teach all day, no recharge panic.
- • **Effortless, Hands-Free Control:** Ultra-lightweight with clip-on belt strap and analog volume dial for precise, distraction-free teaching.

## Overview

The Norwii Bluetooth Voice Amplifier is a compact, portable PA system designed for educators and professionals who demand clear, powerful sound on the go. Featuring a 10-watt output, advanced feedback suppression, and a robust 2000mAh USB-C rechargeable battery offering up to 15 hours of continuous use, it ensures your voice carries effortlessly in classrooms, outdoor lectures, and tours. Lightweight with a clip-on design and simple two-step operation, it’s the ultimate tool to amplify your presence and keep your audience engaged all day long.

## Description

desertcart.com: Norwii Bluetooth Voice Amplifier, Power Amplifiers, Portable Mini Wired Microphone Headset for Teacher Classroom & Outdoor Lectures, Teaching, Tour Guides, USB-C Rechargeable - 2000mAh, White : Musical Instruments

Review: Great quality for price- I accidentally drop it daily and it still works - Superb quality considering it still works after months of dropping it daily.
Review: Produce opinion - Works perfectly. I has helped with my student to make them listen and pay better attention. Good battery and volume

## Features

- Effective for Teaching - With a 10-watt output power,the portable voice amplifier with wired headset microphone make your voice louder and travel further, helping students listen more clearly and attentively. Its lightweight and portable design makes it a favorite among teachers, fitness instructors, tour guides, promotion events
- Loud and Clear Sound - 3-inch speakers plus a booster circuit makes the voice amplifier crystal clear sound with good sound quality, effectively saving the teacher's throat. Designed for educators, Trusted by Professionals. Teacher must haves
- Teach Without Ear-Piercing Feedback - The Voice Amplifier utilizes advanced frequency shifting technology to supress feedback effectively. To ensure optimal performance, maintain a distance of 20 cm between the microphone and the amplifier to avoid any feedback issues
- Week-Long Battery - 2000 mAh battery supports 12-15 hours continuous teaching, 4000 mAh battery supports 25-30 hours continuous teaching. Full-day outdoor events without recharge anxiety. USB-C rechargeable
- Simple and Practical, Teacher-Centric Design - Only 2 steps: 1.Turn on the amplifier; 2.Plug the microphone into the MIC port of the amplifier. Now, it's ready. Unlike buttons, the analog dial offers finer volume increments. Ultra-lightweight with clip-on belt strap – teach hands-free

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B082B15FQ1 |
| Audio Input | AUX, MIC, Bluetooth |
| Batteries | 1 Nonstandard Battery batteries required. (included) |
| Best Sellers Rank | #421 in Musical Instruments ( See Top 100 in Musical Instruments ) #3 in Power Amplifiers #218 in Music Recording Equipment |
| Connector Type | Aux, USB |
| Customer Reviews | 4.3 4.3 out of 5 stars (3,103) |
| Date First Available | February 4, 2020 |
| Item Weight | 5.6 ounces |
| Item model number | S358 |
| Manufacturer | Shanghai Norwii Technology Co., LTd. |
| Material | Acrylonitrile Butadiene Styrene (ABS), PC |
| Mounting Type | Portable |
| Number of Channels | 2 |
| Power Source | Battery Powered |
| Product Dimensions | 4 x 3.59 x 1.49 inches |
| Recommended Uses For Product | Accessibility Support, Emergency & Safety, Fitness & Group Activities, Outdoor & Hobby Use, Religious & Community Settings, Retail & Customer Service, Teaching & Training |

## Product Details

- **Brand:** Norwii
- **Color:** White - 2000mAh
- **Compatible Devices:** Headphone, Headset, Laptop, MP3 Player, Smartphone
- **Connectivity Technology:** AUX, Bluetooth, USB
- **Item dimensions L x W x H:** 4 x 3.59 x 1.49 inches

## Images

![Norwii Bluetooth Voice Amplifier, Power Amplifiers, Portable Mini Wired Microphone Headset for Teacher Classroom & Outdoor Lectures, Teaching, Tour Guides, USB-C Rechargeable - 2000mAh, White - Image 1](https://m.media-amazon.com/images/I/71i61JZb3iL.jpg)
![Norwii Bluetooth Voice Amplifier, Power Amplifiers, Portable Mini Wired Microphone Headset for Teacher Classroom & Outdoor Lectures, Teaching, Tour Guides, USB-C Rechargeable - 2000mAh, White - Image 2](https://m.media-amazon.com/images/I/61F0s1w5exL.jpg)
![Norwii Bluetooth Voice Amplifier, Power Amplifiers, Portable Mini Wired Microphone Headset for Teacher Classroom & Outdoor Lectures, Teaching, Tour Guides, USB-C Rechargeable - 2000mAh, White - Image 3](https://m.media-amazon.com/images/I/71S-8fSGEnL.jpg)
![Norwii Bluetooth Voice Amplifier, Power Amplifiers, Portable Mini Wired Microphone Headset for Teacher Classroom & Outdoor Lectures, Teaching, Tour Guides, USB-C Rechargeable - 2000mAh, White - Image 4](https://m.media-amazon.com/images/I/71bcRGSI3cL.jpg)
![Norwii Bluetooth Voice Amplifier, Power Amplifiers, Portable Mini Wired Microphone Headset for Teacher Classroom & Outdoor Lectures, Teaching, Tour Guides, USB-C Rechargeable - 2000mAh, White - Image 5](https://m.media-amazon.com/images/I/71gd9ds-npL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great quality for price- I accidentally drop it daily and it still works
*by J***A on February 8, 2026*

Superb quality considering it still works after months of dropping it daily.

### ⭐⭐⭐⭐⭐ Produce opinion
*by O***R on December 23, 2025*

Works perfectly. I has helped with my student to make them listen and pay better attention. Good battery and volume

### ⭐⭐⭐⭐ Works Great for Price
*by D***. on August 30, 2025*

Due to a medical condition in need a microphone for work. It works well and is pretty loud for a classroom. I would prefer a lapel mic, but the furnish mic works fine for classroom use.

## Frequently Bought Together

- NORWII S358 Portable 2000mAH Rechargeable Voice Amplifier with Wired Microphone Headset & Waistband, Personal Microphone and Speaker for Teachers, Presentation, Tour Guides (White)
- 2 pcs Portable Lapel mic 3.5mm Audio Compatible with Voice Amplifiers S6 (by AKindle)

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**Shop now:** [https://www.desertcart.com.br/products/184124548-norwii-bluetooth-voice-amplifier-power-amplifiers-portable-mini-wired-microphone](https://www.desertcart.com.br/products/184124548-norwii-bluetooth-voice-amplifier-power-amplifiers-portable-mini-wired-microphone)

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*Product available on Desertcart Brazil*
*Store origin: BR*
*Last updated: 2026-03-08*