---
product_id: 56194062
title: "Portable Voice Amplifier (30W), SHIDU SD-S516 2000mAh Rechargeable Power PA System with Adjustable Wired Microphone for Docent / Teacher / Coaches / Tour Guides / Yoga Instructor and More (Black)"
brand: "responsebridge"
price: "¥20624"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/56194062-portable-voice-amplifier-30w-shidu-sd-s516-2000mah-rechargeable-power
store_origin: JP
region: Japan
---

# Portable Voice Amplifier (30W), SHIDU SD-S516 2000mAh Rechargeable Power PA System with Adjustable Wired Microphone for Docent / Teacher / Coaches / Tour Guides / Yoga Instructor and More (Black)

**Brand:** responsebridge
**Price:** ¥20624
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** Portable Voice Amplifier (30W), SHIDU SD-S516 2000mAh Rechargeable Power PA System with Adjustable Wired Microphone for Docent / Teacher / Coaches / Tour Guides / Yoga Instructor and More (Black) by responsebridge
- **How much does it cost?** ¥20624 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/56194062-portable-voice-amplifier-30w-shidu-sd-s516-2000mah-rechargeable-power)

## 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

SHIDU SD-S516 (30W) Wired Voice Amplifier Be heard without being hard on your voice. Teachers, dance instructor, tour guides, trainers and anyone who must make speeches or presentations could benefit from their voice being louder and clearer. Main features:◆ Stylish, ergonomic and comfortable design; ◆ High power double magnetic trumpet --- more clear and penetrating; ◆ Remote control; ◆ UHF hand-held wireless MIC with built-in 2000mA Lithume battery; ◆ Adopt 3.5 inch Hi Fi double magnetic big-size trumpet, maximum peak up to 30W; ◆ Adopt SHIDU Acoustic amplification electroacoustic system; ◆ Equipped with SHIDU special acoustic microphone --- Hi Fi original sound amplification; ◆ Super MP3 audio encoding technology --- support TF card & U flash disk; ◆ One touch Hi Fi recording; ◆ Support AUX --- can connect with PC and work as speaker; Specification 1. Output power: 30W 2. Charging Voltage: DC 9V, 650mA 3. Lithium battery: 3.7V/2000mAh*2pcs 4. Working time: 6~8 hours (musical mode), 10~12 hours (MIC mode) 5. Charging time: 3-5 hours 6. Product size:123*99*48mm 7. Unit weight: 298KG 8. Working temperature: -10℃~45℃ 9. Frequency response: 90Hz~18KHz 10. Sound coverage: 3000㎡ What You Get: (Total 10pcs) 1 X Main machine 1 X Waistband 1 X SHIDU wired microphone 1 X 3.5mm audio cable 1 X DC9V 650mA adaper 1 X Remote control 1 X Instructions Warranty:(1 Year) If the product break down under the normal work condition, you can ask for replacing and returning accordingly...Enjoy your purchase:)

## Features

- High Power Portable Voice amplifier:It is 30W speaker output the sound cover 1000 people
- Personal Voice Amplifier :Very good devices for teachers, YOGA Instructor, coaches, tour guides and so on.
- Rechargeable Voice Amplifier: Built-in 3.7V / 2000mAh*2pcs removable and rechargeable high capacity Lithium battery.
- Long standby time: 6~10 hours (musical mode); 12~18 hours (MIC mode).
- Can be used as computer speaker, super MP3 audio encoding, support TF card &amp; U flash disk.

## Images

![Portable Voice Amplifier (30W), SHIDU SD-S516 2000mAh Rechargeable Power PA System with Adjustable Wired Microphone for Docent / Teacher / Coaches / Tour Guides / Yoga Instructor and More (Black) - Image 1](https://images-na.ssl-images-amazon.com/images/I/51BcXm0i4BL.jpg)
![Portable Voice Amplifier (30W), SHIDU SD-S516 2000mAh Rechargeable Power PA System with Adjustable Wired Microphone for Docent / Teacher / Coaches / Tour Guides / Yoga Instructor and More (Black) - Image 2](https://images-na.ssl-images-amazon.com/images/I/51cQFsQokxL.jpg)
![Portable Voice Amplifier (30W), SHIDU SD-S516 2000mAh Rechargeable Power PA System with Adjustable Wired Microphone for Docent / Teacher / Coaches / Tour Guides / Yoga Instructor and More (Black) - Image 3](https://images-na.ssl-images-amazon.com/images/I/51pt2SqZVUL.jpg)
![Portable Voice Amplifier (30W), SHIDU SD-S516 2000mAh Rechargeable Power PA System with Adjustable Wired Microphone for Docent / Teacher / Coaches / Tour Guides / Yoga Instructor and More (Black) - Image 4](https://images-na.ssl-images-amazon.com/images/I/51Da4-HNn0L.jpg)
![Portable Voice Amplifier (30W), SHIDU SD-S516 2000mAh Rechargeable Power PA System with Adjustable Wired Microphone for Docent / Teacher / Coaches / Tour Guides / Yoga Instructor and More (Black) - Image 5](https://images-na.ssl-images-amazon.com/images/I/51DYwlAj9KL.jpg)

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**Shop now:** [https://www.desertcart.jp/products/56194062-portable-voice-amplifier-30w-shidu-sd-s516-2000mah-rechargeable-power](https://www.desertcart.jp/products/56194062-portable-voice-amplifier-30w-shidu-sd-s516-2000mah-rechargeable-power)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-02-16*