--- product_id: 514898252 title: "NORWII S358 Portable 4000mAH Rechargeable Voice Amplifier with Wired Microphone Headset & Waistband, Personal Microphone and Speaker for Teachers Tour Guides ect. (Black)" brand: "norwii" price: "572.40 DT" currency: TND in_stock: true category: "Norwii" url: https://www.desertcart.tn/products/514898252-norwii-s358-portable-4000mah-rechargeable-voice-amplifier-with-wired-microphone store_origin: TN region: Tunisia --- # Anti-howling wired mic 10W crystal-clear output 4000mAh up to 30h runtime NORWII S358 Portable 4000mAH Rechargeable Voice Amplifier with Wired Microphone Headset & Waistband, Personal Microphone and Speaker for Teachers Tour Guides ect. (Black) **Brand:** norwii **Price:** 572.40 DT **Availability:** ✅ In Stock ## Summary > 🎤 Own the room, wherever you go! ## Quick Answers - **What is this?** NORWII S358 Portable 4000mAH Rechargeable Voice Amplifier with Wired Microphone Headset & Waistband, Personal Microphone and Speaker for Teachers Tour Guides ect. (Black) by norwii - **How much does it cost?** 572.40 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/514898252-norwii-s358-portable-4000mah-rechargeable-voice-amplifier-with-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 anti-howling tech ensures crystal-clear audio without screeches, protecting your voice and your audience’s ears. - • **Amplify Your Authority:** 10-watt output delivers powerful, clear sound that commands attention in any setting. - • **Tailored for Professionals:** Adjustable wired headset mic with swivel for perfect positioning—trusted by educators and pros alike. - • **Endurance for All-Day Impact:** Massive 4000mAh battery powers up to 30 hours of continuous use—teach, guide, or lead without interruption. - • **Effortless, Hands-Free Control:** Lightweight design with clip-on waistband and simple 2-step setup keeps you mobile and in command. ## Overview The NORWII S358 is a sleek, portable voice amplifier designed for professionals who demand clarity and endurance. Featuring a robust 10W speaker, anti-feedback technology, and a long-lasting 4000mAh battery supporting up to 30 hours of continuous use, it’s perfect for teachers, tour guides, and fitness instructors. Its lightweight, clip-on design and easy setup make it the ultimate hands-free audio companion for any speaking engagement. ## Description Ideal for Classroom lectures, outdoor workshops, Gym training, Guided tours, Campus events. Designed for Educators, Trusted by Professionals: 4000mAh, up to 30 Hours Continuous Working Time 2000mAh, up to 15 Hours Continuous Working Time – Teach all week on a single charge Wired mic options with swivel- adjustable Microphone. Anti-feedback technology – No ear-piercing screeches near speakers ## 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 - Anti-Howling Technology - The Voice Amplifier utilizes advanced frequency shifting technology to minimize feedback. Keep a distance of 20 cm between the microphone and the amplifier to avoid ear-piercing screeches - 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 | B0B7RQPXNH | | Antenna Location | Accessibility Support, Emergency & Safety, Fitness & Group Activities, Outdoor & Hobby Use, Religious & Community Settings, Retail & Customer Service, Teaching & Training | | Audio Input | Wired Microphones | | Best Sellers Rank | #38,304 in Musical Instruments ( See Top 100 in Musical Instruments ) #434 in PA Systems | | Brand Name | Norwii | | Colour | Black - 4000mAh | | Compatible Devices | Headset, Smartphone | | Connector Type | USB | | Country of Origin | USA | | Customer Reviews | 4.3 4.3 out of 5 stars (587) | | Enclosure Material | Acrylonitrile Butadiene Styrene (ABS) PC | | Included Components | 3.5 mm Audio Cable*1, Adjustable Waistband*1, User Manual*1, Wired Microphone Headset*1 | | Item Dimensions | 10.2 x 9.1 x 3.8 Centimeters | | Item Weight Unit of Measure | 0.3 Kilograms | | Manufacturer | Shanghai Norwii Technology Co., LTd. | | Manufacturer Part Number | S358 | | Model Number | S358 | | Mounting Type | Portable | | Network Connectivity Technology | USB | | Number of Channels | 2 | | Number of Items | 1 | | Output Wattage | 10 Watts | | Power Source | Battery Powered | ## Product Details - **Brand:** Norwii - **Colour:** Black - 4000mAh - **Compatible Devices:** Headset, Smartphone - **Connectivity Technology:** USB - **Item dimensions L x W x H:** 10.2 x 9.1 x 3.8 Centimeters ## Images ![NORWII S358 Portable 4000mAH Rechargeable Voice Amplifier with Wired Microphone Headset & Waistband, Personal Microphone and Speaker for Teachers Tour Guides ect. (Black) - Image 1](https://m.media-amazon.com/images/I/41wsPek7CiL.jpg) ![NORWII S358 Portable 4000mAH Rechargeable Voice Amplifier with Wired Microphone Headset & Waistband, Personal Microphone and Speaker for Teachers Tour Guides ect. (Black) - Image 2](https://m.media-amazon.com/images/I/41nFfijae9L.jpg) ![NORWII S358 Portable 4000mAH Rechargeable Voice Amplifier with Wired Microphone Headset & Waistband, Personal Microphone and Speaker for Teachers Tour Guides ect. (Black) - Image 3](https://m.media-amazon.com/images/I/41VjPgzvcTL.jpg) ![NORWII S358 Portable 4000mAH Rechargeable Voice Amplifier with Wired Microphone Headset & Waistband, Personal Microphone and Speaker for Teachers Tour Guides ect. (Black) - Image 4](https://m.media-amazon.com/images/I/51pF3upOgvL.jpg) ![NORWII S358 Portable 4000mAH Rechargeable Voice Amplifier with Wired Microphone Headset & Waistband, Personal Microphone and Speaker for Teachers Tour Guides ect. (Black) - Image 5](https://m.media-amazon.com/images/I/41QzLn0u5NL.jpg) ## Frequently Bought Together - NORWII S358 Portable 4000mAh Rechargeable Voice Amplifier with Wired Microphone Headset & Waistband, Personal Microphone and Speaker for Teachers Tour Guides ect. (Black) - Akingdleo 2 pcs Portable Lapel mic 3.5mm Audio Compatible with Voice Amplifiers S6 --- ## 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.tn/products/514898252-norwii-s358-portable-4000mah-rechargeable-voice-amplifier-with-wired-microphone](https://www.desertcart.tn/products/514898252-norwii-s358-portable-4000mah-rechargeable-voice-amplifier-with-wired-microphone) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-09-15*