--- product_id: 137410534 title: "Bluetooth Voice Amplifier Speaker Waterproof, Microphone Amplifier Wireless Portable Megaphone Loudspeaker 18W Output for Outdoor, Teachers, Coaches, Elderly, Tour Guide, Etc. (800-Wireless Black)" brand: "responsebridge" price: "Rp7833496" currency: IDR in_stock: true category: "Musical Instruments" url: https://www.desertcart.id/products/137410534-bluetooth-voice-amplifier-speaker-waterproof-microphone-amplifier-wireless-portable-megaphone store_origin: ID region: Indonesia --- # Bluetooth Voice Amplifier Speaker Waterproof, Microphone Amplifier Wireless Portable Megaphone Loudspeaker 18W Output for Outdoor, Teachers, Coaches, Elderly, Tour Guide, Etc. (800-Wireless Black) **Brand:** responsebridge **Price:** Rp7833496 **Availability:** ✅ In Stock ## Quick Answers - **What is this?** Bluetooth Voice Amplifier Speaker Waterproof, Microphone Amplifier Wireless Portable Megaphone Loudspeaker 18W Output for Outdoor, Teachers, Coaches, Elderly, Tour Guide, Etc. (800-Wireless Black) by responsebridge - **How much does it cost?** Rp7833496 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.id](https://www.desertcart.id/products/137410534-bluetooth-voice-amplifier-speaker-waterproof-microphone-amplifier-wireless-portable-megaphone) ## Best For - responsebridge enthusiasts ## Why This Product - Trusted responsebridge brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Description Color:80002 This mini but powful 18W with 4400mAh Rechargeable Lithium Battery bluetooth voice amplifier delivers clear, rich, strong sound like you’ve never enjoy before. IPX5 waterproof rating, making Amplification voice easy both indoors and outdoors. Feature： ✔ 18W Audio Output ✔ Bluetooth Speaker ✔ Powerful Clarity Sound ✔ IPX5 Waterproof ✔ 13 Hours Playtime  ✔ Support Aux input, TF Card, U Disk  ✔ Portable and Compact ✔ Durable Drop Resistant Design ✔ Mobile power ✔ Recording system Detail: 1. Output power: 18W 2. Lithium battery: 3.7V/2200mAh*2pcs  3. Working time:with 50% volume 8~10 hours (musical mode),  12~13 hours (MIC mode) 4. Charging time: 3-5 hours 5. Product size:4.72*3.77*1.77 in 6. Unit weight: 1.47lb What's in the box:  Voice amplifer*1/ Wired microphone*1/ Charger*1/ User Manual*1/ 3.5mm audio cable*1/ Adjustable waistband*1/ User manual*1 ▲▲▲Please note: ➊If any problem or you need help, please feel free to contact us any time , we will solve any problem for you at once and accept replacement or refund.Your satisfaction is our greatest motivation. ➋Please insert a USB or SD card first and wired microphone before you record. ➌To avoid feedback, please don't put the microphone too close to the loudspeaker horn. ➍Mini pa system has waterproof function, but this does not mean it can be soaked in water. ## Features - ✔ PLEASE NOTE that mic DON'T support bluetooth connectivity but the voice amplifier support bluetooth connectivity.♫【Easy to use】Bluetooth voice amplifier come with wired microphone.You can adjust the distance between the mic and the mouth. Can amplify your voice without connecting to bluetooth, plug and play, no need to pair. - ♫【Multifunction Voice Speaker】Music player supports MP3/ TF /USB flash drive playing. it can repeat single tune, supporting 3.5mm AUX audio input and one-click recording, Bluetooth verstion makes the transmission distance up to the 100ft in the open field.You can use it to play music when you speaking. - ♫【Portable and Power Display】 Mic and speaker set is only 4.5*3.66*1.7 inches, weight is only 0.85lb. Equipped with an adjustable waistband, there is no burden on your hand.which means that you can take it where you want to go. Battery display setting you can check the remaining power in real time. Voice speaker can be used as mobile power, suitable for all types of mobile phones, emergency charging. - ♫【IPX5 Waterproof Voice Amp】IPX5 Waterproof rating allows you to use it outdoors/indoor, which makes it easy for you to take it everywhere.suitable for teachers, trainer, singer, tour guide, presentation, elderly and more. - ♫【 What We Offer】 Voice amplifer*1, Wired mic*1, Charger*1, User Manual*1, 3.5mm audio cable*1, Adjustable waistband*1, User manual *1, ONE-Year Warranty quality guarantee, 24 Hours friendly customer service. MAKE YOUR PURCHASE RISK FREE.✔ PLEASE NOTE that wired mic do not support wireless connectivity and voice amplifier support wireless connectivity. ## Images ![Bluetooth Voice Amplifier Speaker Waterproof, Microphone Amplifier Wireless Portable Megaphone Loudspeaker 18W Output for Outdoor, Teachers, Coaches, Elderly, Tour Guide, Etc. (800-Wireless Black) - Image 1](https://m.media-amazon.com/images/I/51G8g4XuuXL.jpg) ![Bluetooth Voice Amplifier Speaker Waterproof, Microphone Amplifier Wireless Portable Megaphone Loudspeaker 18W Output for Outdoor, Teachers, Coaches, Elderly, Tour Guide, Etc. (800-Wireless Black) - Image 2](https://m.media-amazon.com/images/I/518IbrD94GL.jpg) ![Bluetooth Voice Amplifier Speaker Waterproof, Microphone Amplifier Wireless Portable Megaphone Loudspeaker 18W Output for Outdoor, Teachers, Coaches, Elderly, Tour Guide, Etc. (800-Wireless Black) - Image 3](https://m.media-amazon.com/images/I/616FLiAfZsL.jpg) ![Bluetooth Voice Amplifier Speaker Waterproof, Microphone Amplifier Wireless Portable Megaphone Loudspeaker 18W Output for Outdoor, Teachers, Coaches, Elderly, Tour Guide, Etc. (800-Wireless Black) - Image 4](https://m.media-amazon.com/images/I/51rW5P-zOaL.jpg) ![Bluetooth Voice Amplifier Speaker Waterproof, Microphone Amplifier Wireless Portable Megaphone Loudspeaker 18W Output for Outdoor, Teachers, Coaches, Elderly, Tour Guide, Etc. (800-Wireless Black) - Image 5](https://m.media-amazon.com/images/I/51f8CMMwDrL.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.id/products/137410534-bluetooth-voice-amplifier-speaker-waterproof-microphone-amplifier-wireless-portable-megaphone](https://www.desertcart.id/products/137410534-bluetooth-voice-amplifier-speaker-waterproof-microphone-amplifier-wireless-portable-megaphone) --- *Product available on Desertcart Indonesia* *Store origin: ID* *Last updated: 2026-05-08*