--- product_id: 346340394 title: "S358 Portable 2000mAh Rechargeable Voice Amplifier with Wired Microphone Headset & Waistband, Supports MP3/TF/USB/AUX/FM/Recording, Personal Microphone and Speaker for Teachers Tour Guides ect" brand: "norwii" price: "€ 98.58" currency: EUR in_stock: true url: https://www.desertcart.it/products/346340394-s358-portable-2000mah-rechargeable-voice-amplifier-with-wired-microphone-headset store_origin: IT region: Italy --- # Anti-feedback wired mic 10W crystal-clear output Up to 30h battery life S358 Portable 2000mAh Rechargeable Voice Amplifier with Wired Microphone Headset & Waistband, Supports MP3/TF/USB/AUX/FM/Recording, Personal Microphone and Speaker for Teachers Tour Guides ect **Brand:** norwii **Price:** € 98.58 **Availability:** ✅ In Stock ## Summary > 🎙️ Own the room, wherever you go! ## Quick Answers - **What is this?** S358 Portable 2000mAh Rechargeable Voice Amplifier with Wired Microphone Headset & Waistband, Supports MP3/TF/USB/AUX/FM/Recording, Personal Microphone and Speaker for Teachers Tour Guides ect by norwii - **How much does it cost?** € 98.58 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.it](https://www.desertcart.it/products/346340394-s358-portable-2000mah-rechargeable-voice-amplifier-with-wired-microphone-headset) ## 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 - • **Plug, Play, and Go:** Intuitive 2-step setup with analog volume dial—no tech headaches, just seamless teaching. - • **Feedback-Free Clarity:** Advanced frequency shifting tech eliminates ear-piercing feedback for a smooth, professional sound. - • **Endurance That Keeps Up With You:** Up to 30 hours of continuous use on a single charge means no interruptions during your busiest days. - • **Lightweight & Hands-Free Freedom:** Clip-on waistband and ultra-light 159g design keep you mobile and comfortable all day long. - • **Amplify Your Voice, Amplify Your Impact:** 10-watt power ensures your message reaches every ear, from classrooms to outdoor tours. ## Overview The NORWII S358 is a portable, rechargeable voice amplifier delivering 10 watts of clear sound through a 3-inch speaker. Designed for educators and professionals, it features anti-feedback technology, a wired adjustable microphone, and supports multiple audio inputs including MP3, TF, USB, AUX, and FM. With a lightweight design and up to 30 hours of battery life on a 4000mAh model, it’s perfect for long teaching sessions, tours, and events—ensuring your voice is heard loud and clear without strain. ## 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 - 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 | |---------------|-------| | Mounting Type | Portable | | Power Source | Battery Powered,Corded Electric | | Connector Type | Aux | | Material | Acrylonitrile Butadiene Styrene (ABS) PC | | Item Weight | 0.35 Pounds | | Number of Channels | 2 | | Audio Input | AUX, MIC, Bluetooth | | Recommended Uses For Product | Accessibility Support, Emergency & Safety, Fitness & Group Activities, Outdoor & Hobby Use, Religious & Community Settings, Retail & Customer Service, Teaching & Training | | Manufacturer | KNORVAY | | Model | S358 | | Model Name | S358 | | Product Dimensions | 10.16 x 9.12 x 3.78 cm; 158.76 g | | Item model number | S358 | | Mounting Hardware | 3.5 mm Audio Cable*1, Adjustable Waistband*1, USB-C Cable*1, User Manual*1, Wired Microphone Headset*1 | | Number of items | 1 | | Speaker connectivity | USB | | Audio Wattage | 10 Watts | | Batteries Included | No | | Batteries Required | No | | Battery cell composition | Lithium | | Item Weight | 159 g | ## Product Details - **Brand:** Norwii - **Item dimensions L x W x H:** 10.2 x 9.1 x 3.8 Centimeters - **Connectivity Technology:** USB - **Colour:** White - 2000 mAh - **Compatible Devices:** Amplifier, Headphone, Speaker ## Images ![S358 Portable 2000mAh Rechargeable Voice Amplifier with Wired Microphone Headset & Waistband, Supports MP3/TF/USB/AUX/FM/Recording, Personal Microphone and Speaker for Teachers Tour Guides ect - Image 1](https://m.media-amazon.com/images/I/71i61JZb3iL.jpg) ## Available Options This product comes in different **Color** options. ## 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) --- ## 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.it/products/346340394-s358-portable-2000mah-rechargeable-voice-amplifier-with-wired-microphone-headset](https://www.desertcart.it/products/346340394-s358-portable-2000mah-rechargeable-voice-amplifier-with-wired-microphone-headset) --- *Product available on Desertcart Italy* *Store origin: IT* *Last updated: 2026-05-09*