--- product_id: 736586936 title: "30W Wireless Voice Amplifier Bluetooth with 2.4G Lavalier Microphone | Portable Microphone and Speaker for Teacher, PA System Speaker Mic Set for Classroom, Outdoor, Public Speaking, Tour Guide" price: "1050 kr" currency: DKK in_stock: true reviews_count: 8 url: https://www.desertcart.dk/products/736586936-30w-wireless-voice-amplifier-bluetooth-with-2-4g-lavalier-microphone store_origin: DK region: Denmark --- # 30m wireless range 30W powerful output 15-hour battery life 30W Wireless Voice Amplifier Bluetooth with 2.4G Lavalier Microphone | Portable Microphone and Speaker for Teacher, PA System Speaker Mic Set for Classroom, Outdoor, Public Speaking, Tour Guide **Price:** 1050 kr **Availability:** ✅ In Stock ## Summary > 🎙️ Own the room, not just the mic! ## Quick Answers - **What is this?** 30W Wireless Voice Amplifier Bluetooth with 2.4G Lavalier Microphone | Portable Microphone and Speaker for Teacher, PA System Speaker Mic Set for Classroom, Outdoor, Public Speaking, Tour Guide - **How much does it cost?** 1050 kr with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.dk](https://www.desertcart.dk/products/736586936-30w-wireless-voice-amplifier-bluetooth-with-2-4g-lavalier-microphone) ## Best For - Customers looking for quality international products ## Why This Product - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Echo & Anti-Feedback Tech:** Add professional depth to your voice with adjustable echo and zero screeching, ensuring every word resonates. - • **Crystal-Clear 30W Audio Power:** Amplify your voice with distortion-free clarity that fills up to 21,000 sq.ft—perfect for commanding any room or crowd. - • **Marathon-Grade 15-Hour Battery:** Stay powered through all-day presentations or classes without scrambling for a charger. - • **Versatile Multi-Input Playback:** Seamlessly connect via Bluetooth, TF card, USB, MIC, or AUX—your all-in-one voice amplification solution. - • **Freedom to Move with 30m Wireless Range:** Cut the cords and roam freely while your voice stays loud and clear with advanced Bluetooth 5.0 connectivity. ## Overview The SHIDU 30W Wireless Voice Amplifier with 2.4G Lavalier Microphone is a compact, professional-grade portable PA system designed for teachers, presenters, and tour guides. Delivering powerful 30W sound across 21,000 sq.ft, it features a 15-hour rechargeable battery, 30-meter wireless range, and advanced echo plus anti-feedback technology. Multiple connectivity options and lightweight design make it the ultimate voice amplification tool for dynamic, on-the-go speaking engagements. ## Description desertcart.com: SHIDU 30W Wireless Voice Amplifier Bluetooth with 2.4G Lavalier Microphone | Portable Microphone and Speaker for Teacher, PA System Speaker Mic Set for Classroom, Outdoor, Public Speaking, Tour Guide : Musical Instruments Review: Small and Good Sound - Despite it size, the sound is really good. It comes with a dual adapter to charge both at the same time. They connect to each other via bluetooth and function with ease. Both the mic and amplifier have a holding clip to be portable. Review: The speaker is a piece of crap - Well, when I first plugged it in, it screamed so loud that it woke up the entire house! This is really a piece of crap don’t buy it. Don’t believe the other reviews. Send it back if you ordered one it is Tinny. Horrible horrible horrible. I can’t believe I spent the money for it and just got screwed royally I am so pissed at desertcart and this product. ## Features - 【 Powerful Voice 】 The Bluetooth amplifier delivers crystal-clear, distortion-free audio with a strong 30W output, , Amplifies your voice and saves your throat when you have a difficult time speaking loudly enough.The voice amplifier can cover about 21000 sq.ft (2000 ㎡), allowing up to 250 students to hear you clearly. - 【 Long-Lasting Battery 】The Wireless Lapel Amplifier for Teachers has a built-in 3000mAh rechargeable battery, it can work for up to 15 hours after a full charge.The portable microphone and speaker ensuring you stay powered through long sessions without needing frequent recharges. - 【 The Newest Upgraded 】 This Wireless voice amplifier features adjustable echo effect, adding depth and richness to your voice, our anti-feedback technology eliminates screeching while enhancing vocal clarity and penetration. - 【 True Original Voice Amplifier 】 This SHIDU Voice Amplifier for Teachers with wireless lapel mic delivers dependable sound quality, that amplifies your voice without making it mechanized in sound quality. The Bluetooth voice amplifier with a wireless range of up to 30 meters (100 feet), you can move freely without worrying about signal loss. - 【 Versatile Connectivity 】:The speaker and microphone with Bluetooth 5.0, TF card slot,USB flash drive,MIC jack, and AUX jack, this teacher microphone for classroom offers multiple connection and playback options. Making it ideal for presentations, classroom teaching, or any speaking engagement. - 【 Portablevoice amplifier 】 The wireless voice amplifier weighs only 0.55 lb, this portable microphone and speaker is compact and easy to carry and wear for a long time.Please feel free to contact us if you have any questions when using the product. - 【 Worry -Free Warranty 】 We provide return and refund without reason in 30 days, and 36-month warranty, and lifetime technical support. ## Technical Specifications | Specification | Value | |---------------|-------| | Best Sellers Rank | #12,795 in Musical Instruments ( See Top 100 in Musical Instruments ) #64 in Power Amplifiers #5,946 in Music Recording Equipment | | Customer Reviews | 3.4 out of 5 stars 33 Reviews | ## Product Details - **Brand:** SHIDU - **Item dimensions L x W x H:** 3.66 x 1.77 x 4.37 inches - **Connectivity Technology:** Bluetooth, AUX, USB - **Compatible Devices:** Headset, Smartphone - **Power Source:** Battery Powered ## Images ![30W Wireless Voice Amplifier Bluetooth with 2.4G Lavalier Microphone | Portable Microphone and Speaker for Teacher, PA System Speaker Mic Set for Classroom, Outdoor, Public Speaking, Tour Guide - Image 1](https://m.media-amazon.com/images/I/71qokWVPI8L.jpg) ## Available Options This product comes in different **Color** options. ## Questions & Answers **Q: Does it come with a headset?** A: Yes, it does come with a wireless Lavalier Microphone **Q: What is the range of the wireless connection?** A: The wireless range of the speaker and microphone is 30 meters or 98 feet. **Q: Can it connect to smartphones?** A: Yes, it can connect to smartphones via Bluetooth. **Q: Is this microphone good for teaching?** A: Yes, this voice amplifier is designed for teaching, offering clear and powerful sound projection to ensure students can hear instructions easily. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Small and Good Sound *by W***H on June 17, 2025* Despite it size, the sound is really good. It comes with a dual adapter to charge both at the same time. They connect to each other via bluetooth and function with ease. Both the mic and amplifier have a holding clip to be portable. ### ⭐ The speaker is a piece of crap *by J***. on June 30, 2025* Well, when I first plugged it in, it screamed so loud that it woke up the entire house! This is really a piece of crap don’t buy it. Don’t believe the other reviews. Send it back if you ordered one it is Tinny. Horrible horrible horrible. I can’t believe I spent the money for it and just got screwed royally I am so pissed at Amazon and this product. ### ⭐⭐⭐⭐⭐ It is an excellent product, highly recommended. *by G***A on August 4, 2025* The sound of this player is excellent, it has loud sound, lasts quite a while charged, and is practical to take anywhere. --- ## 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.dk/products/736586936-30w-wireless-voice-amplifier-bluetooth-with-2-4g-lavalier-microphone](https://www.desertcart.dk/products/736586936-30w-wireless-voice-amplifier-bluetooth-with-2-4g-lavalier-microphone) --- *Product available on Desertcart Denmark* *Store origin: DK* *Last updated: 2026-09-12*