---
product_id: 704651169
title: "Voice Amplifier Wireless Microphone, 20W Portable PA System with Bluetooth & Headset Mic, Waterproof Portable Microphone and Speaker, Megaphone for Teachers, Classroom, Outdoor Events - M801"
brand: "hw haoworks"
price: "₨100290"
currency: LKR
in_stock: true
url: https://www.desertcart.lk/products/704651169-voice-amplifier-wireless-microphone-20w-portable-pa-system-with-bluetooth
store_origin: LK
region: Sri Lanka
---

# UHF wireless connectivity up to 13,000 sq ft 20W powerful sound output 15-hour battery life with quick charging Voice Amplifier Wireless Microphone, 20W Portable PA System with Bluetooth & Headset Mic, Waterproof Portable Microphone and Speaker, Megaphone for Teachers, Classroom, Outdoor Events - M801

**Brand:** hw haoworks
**Price:** ₨100290
**Availability:** ✅ In Stock

## Summary

> 🎤 Own the room with crystal-clear wireless power!

## Quick Answers

- **What is this?** Voice Amplifier Wireless Microphone, 20W Portable PA System with Bluetooth & Headset Mic, Waterproof Portable Microphone and Speaker, Megaphone for Teachers, Classroom, Outdoor Events - M801 by hw haoworks
- **How much does it cost?** ₨100290 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.lk](https://www.desertcart.lk/products/704651169-voice-amplifier-wireless-microphone-20w-portable-pa-system-with-bluetooth)

## Best For

- hw haoworks enthusiasts

## Why This Product

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

## Key Features

- • **All-Day Power:** Fast 1-hour mic charge & 15-hour amp runtime keeps you going nonstop
- • **Ultimate Portability:** Lightweight 0.88 lbs design with waterproof IPX5 rating for any environment
- • **Versatile Audio Modes:** Switch between Acoustic, Professional, and Karaoke modes with multi-input support
- • **Crystal-Clear Projection:** 20W distortion-free sound fills rooms up to 100 people effortlessly
- • **Seamless Wireless Freedom:** Auto-connect UHF & Bluetooth 5.0 for instant pairing and dual-speaker stereo

## Overview

The M801 Voice Amplifier is a compact, waterproof 20W portable PA system featuring UHF wireless mic connectivity covering up to 13,000 sq ft. It offers up to 15 hours of battery life with quick charging, Bluetooth 5.0 streaming, and versatile audio modes, making it ideal for teachers, presenters, and outdoor events.

## Description

Voice Amplifier Wireless Microphone, 20W Portable PA System with Bluetooth & Headset Mic, Waterproof Portable Microphone and Speaker, Megaphone for Teachers, Classroom, Outdoor Events - M801

## Features

- POWERFUL 20W SOUND WITH CRYSTAL-CLEAR UHF WIRELESS CONNECTIVITY -- Enjoy superior audio clarity and volume with our 20W UHF wireless voice amplifier. It covers 13,000 sq ft, perfect for rooms up to 100 people. Whether in classrooms, conference halls, or outdoor events, the distortion-free sound ensures your voice is projected clearly and evenly. The UHF wireless tech ensures a reliable connection between the mic and amp. Your voice will be loud and clear, making a lasting impact on your audience.
- COMPACT, LIGHTWEIGHT, AND BUILT FOR THE OUTDOORS -- Weighing just 0.88 lbs with a compact design (3.94" x 1.77" x 5.51"), this personal voice amplifier is ultra-portable. The adjustable waist/neck strap offers hands-free convenience, ideal for teachers, tour guides, and performers. Its IPX5 waterproof rating and durable silicone casing protect against water, dust, and drops, making it a reliable choice for outdoor adventures, events, and daily use.
- LONG-LASTING BATTERY WITH QUICK CHARGING FOR ALL-DAY USE -- Never worry about running out of power! The wireless microphone headset charges in just 1 hour and provides up to 7 hours of continuous use, while the personal amplifier charges in 3 hours and delivers an impressive 15 hours of runtime. The built-in battery indicator keeps you informed of the remaining power, so you’re always prepared for your next session. Perfect for long events, outdoor activities, or back-to-back presentations.
- EASY TO USE & WIRELESS FREEDOM -- Auto-Connect Wireless Microphone and Speaker. Simplify your presentations with auto-connect wireless technology—just turn on the microphone and start speaking instantly. Adjustable volume and mute button enhance control, while Bluetooth 5.0 ensures fast, stable pairing. Pair two portable voice amplifiers via TWS for 40W stereo sound, perfect for larger events. Stream wirelessly from any device without compromising quality.
- ALL-IN-ONE FUNCTIONALITY WITH PREMIUM SUPPORT -- The M801 Portable Microphone and Speaker is a versatile audio solution with multiple input options (TF card, USB, AUX, and recording). Easily switch between Acoustic, Professional, and Karaoke modes. Backed by a one-year warranty and dedicated customer support, your purchase is fully protected. Order this bluetooth voice amplifier with confidence and let your voice shine!

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BLK5FDFD |
| Audio Input | Microphone |
| Batteries | 2 Lithium Polymer batteries required. (included) |
| Best Sellers Rank | #24,673 in Musical Instruments ( See Top 100 in Musical Instruments ) #90 in Power Amplifiers |
| Connector Type | wireless headset microphone and speaker |
| Customer Reviews | 4.3 4.3 out of 5 stars (173) |
| Date First Available | November 5, 2022 |
| Frequency Response | 20 KHz |
| Impedance | 4 Ohms |
| Item Weight | 1.48 pounds |
| Item model number | M801 |
| Manufacturer | HaoYue |
| Material | Plastic, Silicone |
| Mounting Type | portable voice amplifier for teachers |
| Noise Level | 20 Decibels |
| Number of Channels | 1 |
| Power Source | Battery Powered |
| Product Dimensions | 3.94 x 1.77 x 5.51 inches |
| Recommended Uses For Product | amplify voice |
| UPC | 769947426822 |

## Product Details

- **Brand:** HW HAOWORKS
- **Item dimensions L x W x H:** 10 x 4.5 x 14 centimeters
- **Connectivity technology:** Wireless
- **Colour:** Black
- **Compatible devices:** Headset microphone, Lapel microphone, Laptop, Smartphone, Wired microphone

## Images

![Voice Amplifier Wireless Microphone, 20W Portable PA System with Bluetooth & Headset Mic, Waterproof Portable Microphone and Speaker, Megaphone for Teachers, Classroom, Outdoor Events - M801 - Image 1](https://m.media-amazon.com/images/I/61hq4qQY42L.jpg)
![Voice Amplifier Wireless Microphone, 20W Portable PA System with Bluetooth & Headset Mic, Waterproof Portable Microphone and Speaker, Megaphone for Teachers, Classroom, Outdoor Events - M801 - Image 2](https://m.media-amazon.com/images/I/71o91wTV3DL.jpg)
![Voice Amplifier Wireless Microphone, 20W Portable PA System with Bluetooth & Headset Mic, Waterproof Portable Microphone and Speaker, Megaphone for Teachers, Classroom, Outdoor Events - M801 - Image 3](https://m.media-amazon.com/images/I/81uHtxvXMVL.jpg)
![Voice Amplifier Wireless Microphone, 20W Portable PA System with Bluetooth & Headset Mic, Waterproof Portable Microphone and Speaker, Megaphone for Teachers, Classroom, Outdoor Events - M801 - Image 4](https://m.media-amazon.com/images/I/71qvklxhwLL.jpg)
![Voice Amplifier Wireless Microphone, 20W Portable PA System with Bluetooth & Headset Mic, Waterproof Portable Microphone and Speaker, Megaphone for Teachers, Classroom, Outdoor Events - M801 - Image 5](https://m.media-amazon.com/images/I/71-tvLOOUFL.jpg)

## Questions & Answers

**Q: How to connect the wireless headset microphone to the speaker?**
A: This M801 wireless microphone is automatically connected after being turned on, but if the connection fails, please refer to the steps in the video to connect the microphone.

**Q: can you play music throught it at the same time**
A: Yes you absolutely can. Connect your device via Bluetooth then you are able to play music from the said device and still speak.

**Q: Can the wireless microphone headset be used for a long period of time?**
A: The wireless microphone headset has a long battery life, so you can use it for up to 5-7 hours on a single charge. And the speaker can last up to 15 hours. This makes it perfect for use during presentations, public speeches, and other events where you need a reliable and durable microphone. Plus, the portable voice amplifier has a waterproof design, making it ideal for outdoor activities.

**Q: Can i plug in a 5.8 GHz wireless guitar system?**
A: sorry, it can't.

## Frequently Bought Together

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**Shop now:** [https://www.desertcart.lk/products/704651169-voice-amplifier-wireless-microphone-20w-portable-pa-system-with-bluetooth](https://www.desertcart.lk/products/704651169-voice-amplifier-wireless-microphone-20w-portable-pa-system-with-bluetooth)

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*Product available on Desertcart Sri Lanka*
*Store origin: LK*
*Last updated: 2026-03-18*