--- product_id: 467947286 title: "Bluetooth Voice Amplifier for Teacher with Wired Microphone Headset" brand: "norwii" price: "₱4920" currency: PHP in_stock: true reviews_count: 5 category: "Norwii" url: https://www.desertcart.ph/products/467947286-bluetooth-voice-amplifier-for-teacher-with-wired-microphone-headset store_origin: PH region: Philippines --- # Anti-feedback wired mic 10W crystal-clear output 4000mAh up to 30h runtime Bluetooth Voice Amplifier for Teacher with Wired Microphone Headset **Brand:** norwii **Price:** ₱4920 **Availability:** ✅ In Stock ## Summary > 🎙️ Own the room, wherever you teach or lead! ## Quick Answers - **What is this?** Bluetooth Voice Amplifier for Teacher with Wired Microphone Headset by norwii - **How much does it cost?** ₱4920 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.ph](https://www.desertcart.ph/products/467947286-bluetooth-voice-amplifier-for-teacher-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, Speak, Lead:** Simple 2-step setup with wired headset mic—no tech headaches, just seamless communication. - • **Feedback-Free Focus:** Advanced frequency shifting tech eliminates ear-piercing feedback for smooth, professional delivery. - • **Effortless, Hands-Free Control:** Ultra-lightweight with clip-on belt strap and analog volume dial for precise, distraction-free adjustments. - • **Endurance That Keeps Up With You:** Massive 4000mAh battery supports up to 30 hours of continuous use—teach all day, every day. - • **Amplify Your Voice, Amplify Your Impact:** 10-watt power delivers clear, room-filling sound so every word counts. ## Overview The Norwii Bluetooth Voice Amplifier is a professional-grade, portable sound system designed for educators, tour guides, and fitness instructors. Featuring a powerful 10W output, anti-feedback wired microphone, and a robust 4000mAh battery offering up to 30 hours of continuous use, it ensures crystal-clear voice projection without strain. Its lightweight, clip-on design and simple USB-C rechargeability make it the ultimate hands-free teaching companion for indoor and outdoor environments. ## 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 Review: Klein und praktisch - Eine praktische Lösung, wenn man vor lauterer Kulisse präsentieren muss. Review: Speak without forcing (Vocal cords) Better communicating tasks after radiation treatments. - Greetings Anyone who is on a journey with Throat Cancer! After radiation therapy and healing , your voice control is very quiet. This Voice enhancer is very portable and provides speech sound and quality with the patient. After oncologist visit , the speech therapist covered this option for voice therapy. Regards ## 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 | |---------------|-------| | 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 | | Brand | Norwii | | Built-In Media | 3.5 mm Audio Cable*1, Adjustable Waistband*1, User Manual*1, Wired Microphone Headset*1 | | Color | Black - 4000mAh | | Colour | Black - 4000mAh | | Compatible Devices | Headset, Laptop | | Compatible devices | Headset, Laptop | | Connectivity Technology | USB | | Connectivity technology | USB | | Connector Type | Aux | | Customer Reviews | 4.3 out of 5 stars 566 Reviews | | Enclosure Material | Acrylonitrile Butadiene Styrene (ABS) | | Item Dimensions | 10.2 x 9.1 x 3.8 centimeters | | Item Weight | 0.3 Kilograms | | Item dimensions L x W x H | 10.2 x 9.1 x 3.8 centimeters | | Manufacturer | Norwii | | Mfr Part Number | S358 | | Model Number | S358 | | Mounting Type | Table top, wall mount | | Mounting type | Table top, wall mount | | Number of Channels | 2 | | Output Wattage | 10 Watts | | Power Source | Battery Powered | ## Product Details - **Brand:** Norwii - **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 ![Bluetooth Voice Amplifier for Teacher with Wired Microphone Headset - Image 1](https://m.media-amazon.com/images/I/71xc9cIF-1L.jpg) ## Available Options This product comes in different **Color** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Klein und praktisch *by H***S on 28 December 2025* Eine praktische Lösung, wenn man vor lauterer Kulisse präsentieren muss. ### ⭐⭐⭐⭐⭐ Speak without forcing (Vocal cords) Better communicating tasks after radiation treatments. *by C***A on 12 September 2025* Greetings Anyone who is on a journey with Throat Cancer! After radiation therapy and healing , your voice control is very quiet. This Voice enhancer is very portable and provides speech sound and quality with the patient. After oncologist visit , the speech therapist covered this option for voice therapy. Regards ### ⭐⭐⭐⭐⭐ Buon alleato per insegnanti *by A***A on 10 April 2026* Ottimo, bisogna provarlo un po prima di abituarsi e saperlo usare nel modo più corretto. È comunque semplice. ## 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.ph/products/467947286-bluetooth-voice-amplifier-for-teacher-with-wired-microphone-headset](https://www.desertcart.ph/products/467947286-bluetooth-voice-amplifier-for-teacher-with-wired-microphone-headset) --- *Product available on Desertcart Philippines* *Store origin: PH* *Last updated: 2026-08-10*