--- product_id: 413829482 title: "Voice Amplifier for Teachers Personal Wired Microphone Headset - Loudly Rechargeable Portable Microphone with Speaker, 2000mAh Small Pa System with Headset Microphone Classroom ect S309" brand: "responsebridge" price: "FREE" currency: SGD in_stock: false url: https://www.desertcart.sg/products/413829482-voice-amplifier-for-teachers-personal-wired-microphone-headset-loudly-rechargeable store_origin: SG region: Singapore --- # Compact size 8W output 12-15 hrs battery Voice Amplifier for Teachers Personal Wired Microphone Headset - Loudly Rechargeable Portable Microphone with Speaker, 2000mAh Small Pa System with Headset Microphone Classroom ect S309 **Brand:** responsebridge **Price:** FREE **Availability:** ❌ Out of Stock ## Summary > 🎤 Amplify Your Voice, Command the Room! ## Quick Answers - **What is this?** Voice Amplifier for Teachers Personal Wired Microphone Headset - Loudly Rechargeable Portable Microphone with Speaker, 2000mAh Small Pa System with Headset Microphone Classroom ect S309 by responsebridge - **How much does it cost?** FREE with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/413829482-voice-amplifier-for-teachers-personal-wired-microphone-headset-loudly-rechargeable) ## Best For - responsebridge enthusiasts ## Why This Product - Trusted responsebridge brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Complete Package:** Includes everything you need for seamless use and storage. - • **Ergonomic Comfort:** Lightweight headset with 180° rotation for optimal positioning. - • **Ultra-Portable Design:** Weighs only 0.39 lb and fits in your pocket. - • **Powerful Sound Coverage:** Covers up to 12,000 sq ft, perfect for large gatherings. - • **Long-Lasting Performance:** Enjoy 12-15 hours of amplification on a single charge. ## Overview The ResponseBridge Voice Amplifier is a powerful, portable solution for teachers and presenters, featuring an 8W output that covers large areas, a long-lasting battery, and a comfortable headset for hands-free operation. This all-in-one package is designed for ease of use and includes essential accessories, making it the perfect tool for effective communication in any setting. ## Description ResponseBridge Voice Amplifier for Teachers Personal Wired Microphone Headset - Loudly Rechargeable Portable Microphone with Speaker, 2000mAh Small Pa System with Headset Microphone Classroom ect S309 : desertcart.ae: Musical Instruments ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09NVYQF7R | | Antenna Location | Teaching, classes, lectures, meetings, presentations, tour guide, training | | Audio Input | USB flash drive, 3.5mm AUX | | Brand | ResponseBridge | | Color | black | | Compatible Devices | Headset, Laptop | | Connectivity Technology | AUX, USB | | Connector Type | Aux, USB flash drive, Wired microphone headset | | Customer Reviews | 4.1 4.1 out of 5 stars (123) | | Enclosure Material | Acrylonitrile Butadiene Styrene (ABS) | | Included Components | 1* voice amplifier, 1*wired mic, 1*AUX cable, 1* Type-C charging cable,1* US charger, 1* belt, 1*Portable bag,1*user guide. | | Item Dimensions | 10.9 x 8.4 x 3 centimeters | | Item Weight | 177 g | | Manufacturer | ResponseBridge | | Mfr Part Number | S309 | | Model Number | S309 | | Mounting Type | Tabletop | | Number of Channels | 1 | | Number of Items | 1 | | Output Wattage | 8 Watts | | Power Source | Battery Powered | ## Product Details - **Brand:** ResponseBridge - **Colour:** black - **Compatible devices:** Headset, Laptop - **Connectivity technology:** AUX, USB - **Item dimensions L x W x H:** 10.9 x 8.4 x 3 centimeters ## Images ![Voice Amplifier for Teachers Personal Wired Microphone Headset - Loudly Rechargeable Portable Microphone with Speaker, 2000mAh Small Pa System with Headset Microphone Classroom ect S309 - Image 1](https://m.media-amazon.com/images/I/61ooRyvqUTL.jpg) ![Voice Amplifier for Teachers Personal Wired Microphone Headset - Loudly Rechargeable Portable Microphone with Speaker, 2000mAh Small Pa System with Headset Microphone Classroom ect S309 - Image 2](https://m.media-amazon.com/images/I/51kdFL-H4xL.jpg) ![Voice Amplifier for Teachers Personal Wired Microphone Headset - Loudly Rechargeable Portable Microphone with Speaker, 2000mAh Small Pa System with Headset Microphone Classroom ect S309 - Image 3](https://m.media-amazon.com/images/I/61PPP1ppDuL.jpg) ![Voice Amplifier for Teachers Personal Wired Microphone Headset - Loudly Rechargeable Portable Microphone with Speaker, 2000mAh Small Pa System with Headset Microphone Classroom ect S309 - Image 4](https://m.media-amazon.com/images/I/71VxnCYPf9L.jpg) ![Voice Amplifier for Teachers Personal Wired Microphone Headset - Loudly Rechargeable Portable Microphone with Speaker, 2000mAh Small Pa System with Headset Microphone Classroom ect S309 - Image 5](https://m.media-amazon.com/images/I/61mRHTIfCsL.jpg) --- ## 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.sg/products/413829482-voice-amplifier-for-teachers-personal-wired-microphone-headset-loudly-rechargeable](https://www.desertcart.sg/products/413829482-voice-amplifier-for-teachers-personal-wired-microphone-headset-loudly-rechargeable) --- *Product available on Desertcart Singapore* *Store origin: SG* *Last updated: 2026-10-12*