--- product_id: 71340840 title: "Wireless Voice Amplifier Bluetooth Teacher Microphone 18W Waterproof Portable Voice Amplifier Headset Mic Rechargeable Voice Enhancer Personal Microphone for Classroom Outdoors" brand: "hw haoworks" price: "R103" currency: ZAR in_stock: true url: https://www.desertcart.co.za/products/71340840-wireless-voice-amplifier-bluetooth-teacher-microphone-18w-waterproof-portable-voice store_origin: ZA region: South Africa --- # 50ft stable UHF wireless range 18W powerful output 10-12h speaker battery life Wireless Voice Amplifier Bluetooth Teacher Microphone 18W Waterproof Portable Voice Amplifier Headset Mic Rechargeable Voice Enhancer Personal Microphone for Classroom Outdoors **Brand:** hw haoworks **Price:** R103 **Availability:** ✅ In Stock ## Summary > 🎤 Own the room, wire-free and worry-free! ## Quick Answers - **What is this?** Wireless Voice Amplifier Bluetooth Teacher Microphone 18W Waterproof Portable Voice Amplifier Headset Mic Rechargeable Voice Enhancer Personal Microphone for Classroom Outdoors by hw haoworks - **How much does it cost?** R103 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/71340840-wireless-voice-amplifier-bluetooth-teacher-microphone-18w-waterproof-portable-voice) ## 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 - • **Endurance Mode:** Rechargeable batteries power the speaker for up to 12 hours and the wireless mic for 3-5 hours—stay amplified all day. - • **Freedom to Move:** UHF wireless tech ensures stable 50ft range with minimal interference—ditch the wires and roam freely. - • **Built for Action:** Waterproof, dustproof, and drop-resistant ABS+TPU casing with lightweight design and adjustable waistband clip. - • **All-in-One Versatility:** Bluetooth, AUX, USB, and TF card support lets you amplify voice and stream music simultaneously. - • **Crystal-Clear Projection:** 18W output delivers loud, distortion-free sound for groups up to 65 people. ## Overview The M800 Wireless Voice Amplifier is a rugged, portable 18W Bluetooth-enabled PA system featuring a UHF wireless headset mic with a 50ft range. Designed for teachers, presenters, and outdoor enthusiasts, it supports multiple audio inputs, offers up to 12 hours of speaker battery life, and combines waterproof durability with versatile wearing options for seamless voice amplification anywhere. ## Description Buy Wireless Voice Amplifier Bluetooth Teacher Microphone 18W Waterproof Portable Voice Amplifier Headset Mic Rechargeable Voice Enhancer Personal Microphone for Classroom Outdoors: Power Amplifiers - desertcart.com ✓ FREE DELIVERY possible on eligible purchases ## Features - POWERFUL Wireless Voice Amplifier: M800 portable microphone headset with speaker provides enough volume. Super 18W output, allows you to project your voice across a group of 20 to 65 people clearly and loudly. UHF wireless transmission technology, 50 feet stable wireless connection at open area. ( When using the wireless mic, it is recommended not to exceed this distance to avoid interruption of the connection signal.) - VERSATILITY: Portable Voice Amplifier +Bluetooth Speaker + Wired Speaker + Recorder. You can easy stream the music from your Bluetooth-enabled devices like Phone,Tablet and Non-bluetooth device via Aux input .The headset amplifer also supports TF Card, U Disk and Recording function. What is more, you can amplify your voice and play music at the same time. The headset megaphone can be used as a karaoke microphone. - PORTABLE and WATERPROOF : Comfortable wireless headset mic with removable ear hook, supports headset and handheld operation, you can use whichever style you want. Compact size (3.66 x 1.65 x 4.57 inches) and light weight (0.86 lb). It comes with adjustable waistband clip belt which is easy to carry. The wearable microphone is made of durable ABS+TPU material, which is waterproof, dustproof and drop resistant. It is a portable microphone for teachers and ideal for outdoor activities. - RECHARGEABLE Voice Enhancer: Both speaker with microphone are Built-in Rechargeable Battery.The M800 personal voice amplifier provides you the working time up to 10-12 hours.The cordless microphone headset last 3-5 hours and fast charging once plugged in. - OUTSTANDING SUPPORT: We always stand behind the product, reply within 24 hours and provide you with a satisfactory solution. We provide lifetime technical support for HaoWorks voice amplifiers. What you get: Voice Amplifier + Wireless Microphone + Wall Charger + Waistband + USB charging cable + Aux cable + Manual. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07DYJZPVY | | Antenna Location | amplify voice | | Audio Input | Bluetooth, AUX (3.5mm audio jack), Microphone | | Best Sellers Rank | #88,477 in Musical Instruments ( See Top 100 in Musical Instruments ) #335 in Power Amplifiers | | Brand | HW HAOWORKS | | Color | Green | | Compatible Devices | Headset, Smartphone, Tablet | | Connectivity Technology | AUX, Bluetooth, USB | | Connector Type | Aux | | Customer Reviews | 3.9 3.9 out of 5 stars (459) | | Enclosure Material | Acrylonitrile Butadiene Styrene (ABS) | | Item Dimensions | 3.66 x 1.65 x 4.57 inches | | Item Weight | 400 g | | Manufacturer | SHIDU | | Mfr Part Number | 4350980655 | | Model Number | wireless voice amplifier | | Mounting Type | Tabletop | | Number of Channels | 1 | | Output Wattage | 18 watts | | Power Source | Battery Powered | | UPC | 759992930870 | ## Product Details - **Brand:** HW HAOWORKS - **Color:** Green - **Compatible Devices:** Headset, Smartphone, Tablet - **Connectivity Technology:** AUX, Bluetooth, USB - **Item dimensions L x W x H:** 3.66 x 1.65 x 4.57 inches ## Images ![Wireless Voice Amplifier Bluetooth Teacher Microphone 18W Waterproof Portable Voice Amplifier Headset Mic Rechargeable Voice Enhancer Personal Microphone for Classroom Outdoors - Image 1](https://m.media-amazon.com/images/I/71yFc1-TEgL.jpg) ## Questions & Answers **Q: Can this also be used as an external speaker for my computer?** A: Yes, our M800-wireless voice amplifier can be used as an external speaker for computer. Moreover, it supports microphone input and music play simultaneously! Please feel free to order.Thanks. **Q: Hi. i just bought the m800. it did not come with a user manual. the microphone is not working in the bluetooth mode. how do i pair it to the speaker?** A: Hi There, Thanks for your email and very sorry for the inconvenience this may caused for you. Please follow the below steps to pair the microphone. 1. Turn on the speaker, short press the "M" Key. and Prompt Tone "UHF waiting for connection" 2. Turn on the headset microphone and long press "+" till both devices complete pairing. And if you need to use the Bluetooth and mic at the same time. Please follow the below steps after you have successfully paired the microphone. 3. Sort press the "M"key of the speaker, Prompt Tone "Bluetooth is waiting for connection" 4. Turn on the bluetooth on your smartphone, the Bluetooth ID is "SD-M800", and connecting it. By the way, the attached is the pdf of the manual. If you have any problems,please feel free to let us know,we will try our best to solve it to you. Thanks and Best Regards, HaoWorks Support Linda **Q: What should I pay attention to when using it?** A: Please do not let the mcrophone very close( >40 to 50cm ) to the speaker or amplifier! Otherwise it can make a sharp feedback. **Q: Can you plug in a USB drive and play music while talking?** A: Yes. M800-Pro Wireless voice amplifier has a usb plug in also a tf card plug you can talk while playing music at the same time. Thanks. ## Frequently Bought Together - Wireless Voice Amplifier Bluetooth Teacher Microphone 18W Waterproof Portable Voice Amplifier Headset Mic Rechargeable Voice Enhancer Personal Microphone for Classroom Outdoors - 18W Voice Amplifier Portable Microphone and Speaker Set,Personal Speaker with Wired Mic Headset & Waistband,Wearable Waterproof Mini Pa System,Megaphone with Mic for Teachers,Classroom,Outdoor Speech - Lapel Microphone for Voice Amplifier 3.5mm Wired Clip-on Mic and 4pcs Microphone Covers Foam, Portable Mini Microphone for Teachers --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.za/products/71340840-wireless-voice-amplifier-bluetooth-teacher-microphone-18w-waterproof-portable-voice](https://www.desertcart.co.za/products/71340840-wireless-voice-amplifier-bluetooth-teacher-microphone-18w-waterproof-portable-voice) --- *Product available on Desertcart South Africa* *Store origin: ZA* *Last updated: 2026-10-19*