---
product_id: 748129244
title: "Coolmusic DM20 20W Bluetooth Personal Monitor Amplifier Electric Drum Amplifier Speaker,Keyboard Speaker with USB Interface(Including E-Drum Noise-Reduction Cable)"
brand: "coolmusic"
price: "¥111779"
currency: JPY
in_stock: true
category: "Coolmusic"
url: https://www.desertcart.jp/products/748129244-coolmusic-dm20-20w-bluetooth-personal-monitor-amplifier-electric-drum-amplifier
store_origin: JP
region: Japan
---

# USB interface for direct music playback Bluetooth wireless streaming 20W powerful output Coolmusic DM20 20W Bluetooth Personal Monitor Amplifier Electric Drum Amplifier Speaker,Keyboard Speaker with USB Interface(Including E-Drum Noise-Reduction Cable)

**Brand:** coolmusic
**Price:** ¥111779
**Availability:** ✅ In Stock

## Summary

> 🎶 Amplify your practice, elevate your sound, own the room!

## Quick Answers

- **What is this?** Coolmusic DM20 20W Bluetooth Personal Monitor Amplifier Electric Drum Amplifier Speaker,Keyboard Speaker with USB Interface(Including E-Drum Noise-Reduction Cable) by coolmusic
- **How much does it cost?** ¥111779 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/748129244-coolmusic-dm20-20w-bluetooth-personal-monitor-amplifier-electric-drum-amplifier)

## Best For

- coolmusic enthusiasts

## Why This Product

- Trusted coolmusic brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Dual Speaker Precision:** 6.5-inch woofer and 2-inch tweeter deliver balanced bass and crisp treble for studio-quality sound.
- • **Compact & Portable Design:** Lightweight and space-saving, ideal for home studios, lessons, or on-the-go rehearsals.
- • **Plug-and-Play USB Interface:** Easily play music directly from a USB drive—no extra devices needed.
- • **Seamless Bluetooth Connectivity:** Stream your workout playlist or backing tracks effortlessly from any phone or tablet.
- • **Versatile Instrument Compatibility:** Perfectly pairs with electronic drums, keyboards, and other instruments for all your practice needs.

## Overview

The Coolmusic DM20 is a 20W solid-state Bluetooth amplifier designed for electronic drums and keyboards. Featuring a 6.5-inch woofer and 2-inch tweeter, it delivers clear, balanced sound in a compact, portable form. With Bluetooth streaming and a USB interface, it offers versatile connectivity for seamless music playback during practice or performance.

## Description

1

## Features

- 【Stunning Multimedia Playback】 Built-in Bluetooth & USB dual playback function; dedicated onboard buttons support track switching and volume adjustment; wirelessly connect phones/tablets to play backing tracks during practice; USB slot auto disconnects Bluetooth to read local music files from flash drives
- 【Mini But Powerful Sound System】Equipped with a 6.5 inch woofer and a 2.5 inch tweeter for full balanced audio; delivers punchy low frequency and clear crisp treble without distortion; perfectly matched for electronic drum kits, keyboards and digital pianos during daily practice
- 【Dual EQ Tuning For All Instruments】Independent LOW and HIGH tone control knobs plus master volume dial; freely boost or cut bass & treble to customize tone; standard 1/4 inch instrument input jack fits electronic drums, keyboards, wind instruments for home lessons and small band rehearsals
- 【Angled Protective Enclosure Design】Slanted cabinet faces sound directly to seated players for clear monitoring; full hard edge frame and bottom rubber shock pads prevent bumps and sliding; wrapped with wear-resistant PU leather for long-term daily use
- 【Ultra Portable Practice Companion】Compact body measures 286246236 mm with light 4.2 KG weight; easy to carry between home studios, music classes and travel gigs; complete set includes professional e-drum noise reduction cable and stable 18V/3A DC power adapter
- 【Choose Us Confidently】: At COOLMUSIC, your complete satisfaction is our ongoing mission. Choose the DM20 Drum amp and enjoy Expert Technical Support for as long as you own the product, a 24-Month Product Guarantee, amzon 30-Day Easy Awapped Policy, and 24/7 Customer Service. If you encounter any issues, such as parts damage or the product being unusable, please reach out to us anytime for any support.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08L34HBWD |
| Amplifier Type | Solid State |
| Brand Name | COOLMUSIC |
| Colour | black |
| Compatible Devices | Drum, Keyboard |
| Connector Type | USB |
| Country of Origin | USA |
| Customer Reviews | 4.5 4.5 out of 5 stars (704) |
| Enclosure Material | Woofer |
| Item Dimensions D x W x H | 25D x 28.6W x 23.2H Centimeters |
| Item Weight Unit of Measure | 4.5 Kilograms |
| Manufacturer | COOLMUSIC |
| Manufacturer Part Number | DM20 |
| Model Name | DM20 |
| Model Number | DM20 |
| Number of Bands | 2 |
| Number of Items | 1 |
| Number of Packs | 1 |
| Output Channel Quantity | 2 |
| Output Wattage | 20 Watts |
| Power Source | Corded Electric |
| Speaker Size | 6.5 Inches |
| UPC | 788417347306 |
| Unit Count | 1 Count |

## Product Details

- **Brand:** COOLMUSIC
- **Colour:** black
- **Compatible Devices:** Drum, Keyboard
- **Material:** Woofer
- **Output Wattage:** 20 Watts

## Images

![Coolmusic DM20 20W Bluetooth Personal Monitor Amplifier Electric Drum Amplifier Speaker,Keyboard Speaker with USB Interface(Including E-Drum Noise-Reduction Cable) - Image 1](https://m.media-amazon.com/images/I/71Jmbl0p5sL.jpg)

## Frequently Bought Together

- Coolmusic DM20 20W Bluetooth Personal Monitor Amplifier Electric Drum Amplifier Speaker,Keyboard Speaker with USB Interface(Including E-Drum Noise-Reduction Cable)
- Alesis Nitro Max Kit Electric Drum Set with Quiet Mesh Pads, 10" Dual Zone Snare, Bluetooth, 440+ Authentic Sounds, Drumeo, USB MIDI, Kick Pedal
- AODSK Drum Throne, Padded Foldable Seat Chair for Kids, Adults, Drummers - Black

---

## 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.jp/products/748129244-coolmusic-dm20-20w-bluetooth-personal-monitor-amplifier-electric-drum-amplifier](https://www.desertcart.jp/products/748129244-coolmusic-dm20-20w-bluetooth-personal-monitor-amplifier-electric-drum-amplifier)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-11-08*