---
product_id: 802126118
title: "19V 2.0A AC Adapter for Harman Kardon HK Onyx Studio 2 STUDIO2 II Rechargeable Wireless Bluetooth Speaker Harmon Kardon 19VDC 2000mA 2A Power Supply Cord Cable Charger Mains PSU"
brand: "bestch"
price: "€ 23.63"
currency: EUR
in_stock: true
category: "Best Ch"
url: https://www.desertcart.fi/products/802126118-19v-2-0a-ac-adapter-for-harman-kardon-hk-onyx
store_origin: FI
region: Finland
---

# 19V 2.0A stable power output 100-240V worldwide compatibility Multi-layer safety protection 19V 2.0A AC Adapter for Harman Kardon HK Onyx Studio 2 STUDIO2 II Rechargeable Wireless Bluetooth Speaker Harmon Kardon 19VDC 2000mA 2A Power Supply Cord Cable Charger Mains PSU

**Brand:** bestch
**Price:** € 23.63
**Availability:** ✅ In Stock

## Summary

> ⚡ Power your vibe, anywhere, anytime.

## Quick Answers

- **What is this?** 19V 2.0A AC Adapter for Harman Kardon HK Onyx Studio 2 STUDIO2 II Rechargeable Wireless Bluetooth Speaker Harmon Kardon 19VDC 2000mA 2A Power Supply Cord Cable Charger Mains PSU by bestch
- **How much does it cost?** € 23.63 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/802126118-19v-2-0a-ac-adapter-for-harman-kardon-hk-onyx)

## Best For

- bestch enthusiasts

## Why This Product

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

## Key Features

- • **Compact Powerhouse:** Small form factor that fits discreetly into your workspace or travel bag without bulk.
- • **Safety First, Always:** Built-in overload, thermal, and short circuit protections keep your device and space secure.
- • **Plug & Play Confidence:** US prong design with hassle-free setup backed by a 2-year warranty for peace of mind.
- • **Global Power, Zero Limits:** Seamlessly powers your Harman Kardon Onyx Studio 2 anywhere with universal 100-240V input.
- • **Rock-Solid Voltage Stability:** No fluctuations, ensuring your speaker stays safe and sound during every beat drop.

## Overview

The BestCH 19V 2.0A AC Adapter is a reliable replacement charger designed specifically for the Harman Kardon Onyx Studio 2 Bluetooth speaker. Featuring worldwide voltage compatibility (100-240VAC), stable 19V 2.0A output, and comprehensive safety protections including overload and short circuit cut-offs, it ensures consistent, safe power delivery. Compact and backed by a 2-year warranty, this adapter is the perfect travel-ready power solution for your premium wireless speaker.

## Description

Product Specifications: ✔ Plug Type: US prong ✔ Input Voltage:AC 100-240VAC Worldwide Use ✔ Input Frequency Range: 50-60Hz Kindly Note: ✔ This item is replacement power adapter ,not Orginal/Genuine. ✔ Please be kindly informed that the total wattage of the device should not exceed the max wattage (shown on the adapter's label) of this adaptor ✔ And we suggest it to be de-rated 10%-20% when using to prevent overheating Warnings: ✔ Don't open or modify the power supply / power cord/ power cable ✔ Please leave children, kids far away from high voltage power source ✔ Please use it under professional electrician's guides ✔ Any abuse or improper use will void warranty

## Features

- ✎World Wide Input✎ :Voltage 100-240VAC 50/60Hz
- ✎Safety Protection✎: No noise, low temperature operation, no spontaneous combustion, no explosion, no fire hazard, stable output. Automatic overload cut-off, over voltage cut-off, automatic thermal cut-off, short circuit protection.
- ✎Voltage Consistency ✎: No voltage fluctuations at power on, during transmit, receive, or at power off. It will protect your electronic products from destruction.
- ✎2-Year Warranty ✎: We will provide 2 year manufacturer warranty and 30 days return - we've got your back!
- BestCH 19V 2.0A AC Adapter for Harman Kardon HK Onyx Studio 2 STUDIO2 II Rechargeable Wireless Bluetooth Speaker Harmon Kardon 19VDC 2000mA 2A Power Supply Cord Cable Charger Mains PSU

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09JFSJ18C |
| Color | Black |
| Date First Available | October 14, 2021 |
| Manufacturer | BestCH |
| Size | Small |
| Special Features | Wireless,Short Circuit Protection |

## Product Details

- **Brand:** BestCH
- **Color:** Black
- **Manufacturer:** BestCH
- **Special Feature:** Wireless,Short Circuit Protection

## Images

![19V 2.0A AC Adapter for Harman Kardon HK Onyx Studio 2 STUDIO2 II Rechargeable Wireless Bluetooth Speaker Harmon Kardon 19VDC 2000mA 2A Power Supply Cord Cable Charger Mains PSU - Image 1](https://m.media-amazon.com/images/I/61aeXRhkZ-S.jpg)

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**Shop now:** [https://www.desertcart.fi/products/802126118-19v-2-0a-ac-adapter-for-harman-kardon-hk-onyx](https://www.desertcart.fi/products/802126118-19v-2-0a-ac-adapter-for-harman-kardon-hk-onyx)

---

*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-03-03*