--- product_id: 467947286 title: "Norwii S358 Portable Voice Amplifier with Wired Microphone, Mini PA System, USB-C Rechargeable. Ideal for teachers, tour guides, coaches, classes, singing, yoga and fitness instructors" brand: "norwii" price: "FREE" currency: EUR in_stock: false reviews_count: 5 url: https://www.desertcart.hr/products/467947286-norwii-s358-portable-voice-amplifier-with-wired-microphone-mini-pa store_origin: HR region: Croatia --- # Anti-feedback wired mic 10W crystal-clear output Up to 30h battery life Norwii S358 Portable Voice Amplifier with Wired Microphone, Mini PA System, USB-C Rechargeable. Ideal for teachers, tour guides, coaches, classes, singing, yoga and fitness instructors **Brand:** norwii **Price:** FREE **Availability:** ❌ Out of Stock ## Summary > 🎙️ Own the room, every time you speak. ## Quick Answers - **What is this?** Norwii S358 Portable Voice Amplifier with Wired Microphone, Mini PA System, USB-C Rechargeable. Ideal for teachers, tour guides, coaches, classes, singing, yoga and fitness instructors by norwii - **How much does it cost?** FREE with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/467947286-norwii-s358-portable-voice-amplifier-with-wired-microphone-mini-pa) ## 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, letting your message shine without distractions. - • **Amplify Your Authority:** 10-watt power projects your voice clearly across any room or outdoor space, ensuring every word commands attention. - • **Plug & Play Simplicity:** Two-step setup—power on and plug in the mic—so you can focus on engaging your audience, not tech headaches. - • **Endurance That Keeps Up:** Choose between 15 or 30 hours of continuous use with high-capacity batteries—teach all day or week without a recharge panic. - • **Effortless, Hands-Free Control:** Ultra-lightweight design with clip-on belt strap and analog volume dial means you stay mobile and in command, no fumbling required. ## Overview The Norwii Bluetooth Voice Amplifier is a professional-grade, portable PA system designed for educators and presenters. Featuring a powerful 10W output, anti-feedback wired microphone, and up to 30 hours of battery life with USB-C charging, it delivers crystal-clear sound in classrooms, workshops, and outdoor events. Lightweight with a clip-on strap and simple two-step operation, it’s engineered to keep you heard and hands-free all day long. ## 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 - Ideal for Teachers — With 10W output power, the portable voice amplifier with wired headset microphone amplifies your voice, ensuring students hear with more clarity and attention. Its lightweight and portable design is preferred by teachers, gym instructors, tour guides, and promotional events - High and Clear Sound — 3-inch speaker combined with an amplifier circuit delivers crystal-clear and good quality sound, effectively protecting the teacher's throat. Designed for educators, approved by professionals. Must-have item for teachers - Teach Without Bothersome Whistles — The voice amplifier uses advanced frequency shift technology to suppress acoustic feedback. For better performance, maintain a distance of 20 cm (7.9 inches) between the microphone and the amplifier to avoid acoustic feedback - Long Lasting Battery — Choose between the 2000 mAh and 4000 mAh battery versions according to your need. Both deliver reliable energy for classes, performances, and outdoor activities, reducing frequent recharges. Rechargeable via USB-C for fast and convenient charging. Charging cable not included - Teacher Focused & Simulated Design – Only 2 Steps: 1.Turn on the amplifier; 2.Plug the microphone into the mic port of the device. Ready to use. Different from buttons, analog knob allows for more accurate volume adjustments. Ultralight and comes with clip waist strap, allowing you to teach hands free ## Technical Specifications | Specification | Value | |---------------|-------| | Antenna Location | Accessibility Support, Emergency & Safety, Fitness & Group Activities, Outdoor & Hobby Use, Religious & Community Settings, Retail & Customer Service, Teaching & Training | | Asin | B0B7RQPXNH | | Audio Input | Wired Microphones | | Brand | Norwii | | Color | Black - 4000mAh | | Compatible Devices | Headset, Laptop | | Connectivity Technology | USB | | Connector Type | Aux | | Customer Reviews | 4.3 4.3 out of 5 stars (616) 4.3 out of 5 stars | | Enclosure Material | Acrylonitrile Butadiene Styrene (ABS) | | 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 | 0.3 Kilograms | | Manufacturer | Norwii | | Mfr Part Number | S358 | | Model Number | S358 | | Mounting Type | Table top, wall mount | | Number Of Channels | 2 | | Number Of Items | 1 | | Output Wattage | 10 Watts | | Power Source | Battery Powered | ## Product Details - **Brand:** KNORVAY - **Colour:** Black - 4000mAh - **Compatible devices:** Headset, Laptop - **Connectivity technology:** USB - **Item dimensions L x W x H:** 10.2 x 9.1 x 3.8 centimeters ## Images ![Norwii S358 Portable Voice Amplifier with Wired Microphone, Mini PA System, USB-C Rechargeable. Ideal for teachers, tour guides, coaches, classes, singing, yoga and fitness instructors - Image 1](https://m.media-amazon.com/images/I/71xc9cIF-1L.jpg) ![Norwii S358 Portable Voice Amplifier with Wired Microphone, Mini PA System, USB-C Rechargeable. Ideal for teachers, tour guides, coaches, classes, singing, yoga and fitness instructors - Image 2](https://m.media-amazon.com/images/I/61z5a2iGPpL.jpg) ![Norwii S358 Portable Voice Amplifier with Wired Microphone, Mini PA System, USB-C Rechargeable. Ideal for teachers, tour guides, coaches, classes, singing, yoga and fitness instructors - Image 3](https://m.media-amazon.com/images/I/71n-JNblqLL.jpg) ![Norwii S358 Portable Voice Amplifier with Wired Microphone, Mini PA System, USB-C Rechargeable. Ideal for teachers, tour guides, coaches, classes, singing, yoga and fitness instructors - Image 4](https://m.media-amazon.com/images/I/71DK19Mg4JL.jpg) ![Norwii S358 Portable Voice Amplifier with Wired Microphone, Mini PA System, USB-C Rechargeable. Ideal for teachers, tour guides, coaches, classes, singing, yoga and fitness instructors - Image 5](https://m.media-amazon.com/images/I/71tejDTuLGL.jpg) ## Available Options This product comes in different **Color** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ 使いやすく助かってます。 *by on Reviewed in Japan 24 August 2026* 声を出す仕事なのですが喉をやられる時が年に数回ありその時にとても重宝しています。肩からかけて邪魔にならないですし声もかなり拾ってくれている印象です。 ### ⭐⭐⭐⭐⭐ Buen producto *by on Reviewed in Spain 25 September 2026* Muy buen producto, se oye muy bien y es muy cómodo ### ⭐⭐⭐⭐⭐ Get this, you will love it *by on Reviewed in Canada 15 September 2026* love it, works well, easy to use, do wish it came with a carry case but found one at thrift that works and I take it all over for meetings ## 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.hr/products/467947286-norwii-s358-portable-voice-amplifier-with-wired-microphone-mini-pa](https://www.desertcart.hr/products/467947286-norwii-s358-portable-voice-amplifier-with-wired-microphone-mini-pa) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-10-27*