---
product_id: 45676474
title: "Harman Kardon Onyx Studio 4 Wireless Bluetooth Speaker Black (New Model, 100"
brand: "harman kardon"
price: "€ 672.20"
currency: EUR
in_stock: true
url: https://www.desertcart.de/products/45676474-harman-kardon-onyx-studio-4-wireless-bluetooth-speaker-black-new
store_origin: DE
region: Germany
---

# Connect 100+ speakers via HK Connect+ 60W powerful stereo output 8 hours rechargeable battery life Harman Kardon Onyx Studio 4 Wireless Bluetooth Speaker Black (New Model, 100

**Brand:** harman kardon
**Price:** € 672.20
**Availability:** ✅ In Stock

## Summary

> 🎶 Elevate your vibe — sound that connects, powers, and commands attention.

## Quick Answers

- **What is this?** Harman Kardon Onyx Studio 4 Wireless Bluetooth Speaker Black (New Model, 100 by harman kardon
- **How much does it cost?** € 672.20 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.de](https://www.desertcart.de/products/45676474-harman-kardon-onyx-studio-4-wireless-bluetooth-speaker-black-new)

## Best For

- harman kardon enthusiasts

## Why This Product

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

## Key Features

- • **All-Day Wireless Freedom:** Enjoy up to 8 hours of uninterrupted playtime on a single charge, perfect for workdays, weekend get-togethers, or remote meetings.
- • **Expand Your Sound Universe:** Link over 100 HK Connect+ enabled speakers with a single tap to create an epic multi-room audio experience that sets you apart.
- • **Immersive Room-Filling Sound:** Experience crystal-clear, dynamic stereo audio with 60 watts of power that transforms any space into your personal concert hall.
- • **Smart Voice Control Integration:** Access Siri or Google Assistant instantly via the speaker’s dedicated button, making hands-free control smarter and faster.
- • **Seamless Multi-Device Connectivity:** Pair two smart devices simultaneously and effortlessly switch between playlists without missing a beat.

## Overview

The Harman Kardon Onyx Studio 4 is a premium portable Bluetooth speaker delivering 60 watts of rich stereo sound, up to 8 hours of battery life, and the unique ability to wirelessly connect over 100 compatible speakers via HK Connect+. Designed with a sleek metal enclosure and superior fabric finish, it supports dual device pairing and built-in voice assistant access, making it the ultimate audio companion for professionals who demand style, power, and seamless connectivity.

## Description

Crafted to be the best sounding, full featured, portable Bluetooth speaker in its class, The Onyx studio 4 offers two device connections, 8 hours of playtime and Harman Kardon connect+, which allows you to connect 100+ speakers with the same feature with the touch of a button. Rounding out the Onyx studio 4 offerings is a built-in microphone with voice logic, echo and noise cancellation for crystal-clear conferencing over the speaker.

## Features

- Amplify your listening experience by wirelessly connecting more than 100 HK connect+ enabled speakers.
- The rechargeable battery supports up to 8 hours of playtime
- Stream music wirelessly via Bluetooth to enjoy room-filling sound. Connect up to 2 smart devices at the same time and take turns playing music.
- Access Siri or Google now from the speaker with a simple button press. This can be easily configured via the HK connect app.
- The superior fabric and finishing combines with iconic design to compliment any style.
- Signal to noise ratio: 80dB A-weighted

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B074P79X9C |
| Additional Features | Built In Microphone |
| Age Range Description | Adult |
| Antenna Location | For Music Players |
| Audio Driver Size | 7.5 centimeters |
| Audio Driver Type | Dynamic Driver |
| Audio Output Mode | Stereo |
| Battery Average Life | 8 hours |
| Battery Charge Time | 8 hours |
| Best Sellers Rank | #315,969 in Electronics ( See Top 100 in Electronics ) #5,612 in Portable Bluetooth Speakers |
| Bluetooth Range | 10 meters |
| Brand | Harman Kardon |
| Built-In Media | Portable Speaker |
| Color | B074P79X9C |
| Compatible Devices | Smartphone |
| Connectivity Protocol | Bluetooth |
| Connectivity Technology | Bluetooth |
| Control Method | App |
| Controller Type | homekit, vera |
| Customer Package Type | standard package |
| Customer Reviews | 4.7 out of 5 stars 8,375 Reviews |
| Enclosure Material | Metal |
| Global Trade Identification Number | 00028292280764 |
| Is Waterproof | FALSE |
| Item Dimensions D x W x H | 12.5"D x 13"W x 8.5"H |
| Item Weight | 7.2 pounds |
| Manufacturer | Harman Kardon |
| Material | Metal |
| Model Name | Onyx Studio 4 |
| Model Number | HKOS4BLKBSG |
| Mounting Type | Tabletop Mount |
| Number of Audio Channels | 2 |
| Number of Batteries | 1 A batteries required. |
| Number of Items | 1 |
| Power Source | Battery Powered |
| Speaker Maximum Output Power | 60 watts |
| Speaker Size | 21.59 centimeters |
| Speaker Type | Multi Room |
| Specific Uses For Product | Indoor & Outdoor Entertainment, Wireless Music Playing |
| Subwoofer Connectivity Technology | Wireless |
| Subwoofer Diameter | 7.5 centimeters |
| Tweeter Diameter | 1 inches |
| UPC | 028292280764 |
| Unit Count | 1 Count |
| Warranty Description | 1 year limited warranty |
| Warranty Type | Limited |
| Water Resistance Level | Waterproof |
| Wireless Technology | Bluetooth |
| Woofer Diameter | 7.5 centimeters |

## Product Details

- **Audio Output Mode:** Stereo
- **Brand:** Harman Kardon
- **Connectivity Technology:** Bluetooth
- **Mounting Type:** Tabletop Mount
- **Speaker Maximum Output Power:** 60 Watts

## Images

![Harman Kardon Onyx Studio 4 Wireless Bluetooth Speaker Black (New Model, 100 - Image 1](https://m.media-amazon.com/images/I/511BbMK+hPL.jpg)
![Harman Kardon Onyx Studio 4 Wireless Bluetooth Speaker Black (New Model, 100 - Image 2](https://m.media-amazon.com/images/I/51AOtISdZXL.jpg)
![Harman Kardon Onyx Studio 4 Wireless Bluetooth Speaker Black (New Model, 100 - Image 3](https://m.media-amazon.com/images/I/71+mDqi2ULL.jpg)
![Harman Kardon Onyx Studio 4 Wireless Bluetooth Speaker Black (New Model, 100 - Image 4](https://m.media-amazon.com/images/I/715cjErvRsL.jpg)
![Harman Kardon Onyx Studio 4 Wireless Bluetooth Speaker Black (New Model, 100 - Image 5](https://m.media-amazon.com/images/I/51yI1WnLJEL.jpg)

## Available Options

This product comes in different **Color, Style** options.

## Questions & Answers

**Q: Hello! What is the difference between onyx 3 and onyx 4?**
A: The ONYX STUDIO 4 does have a slightly better sound quality. The other differences are:
Updated Bluetooth Version: ONYX STUDIO 3 - Version 4.1 ONYX STUDIO 4 - Version 4.2 (250% faster and more reliable over-the-air data transmission)
Dimension (H x W x D): ONYX STUDIO 3 - 278 mm x 162.8 mm x 258 mm ONYX STUDIO 4 - 260 mm x 278 mm x 159.5 mm (a bit smaller in terms of height but wider)
Wireless Feature: ONYX STUDIO 3 - Wireless Dual Sound (can connect 2 speakers with the same feature) ONYX STUDIO 4 - HK Connect+ (can connect up to 100+ HK Connect+ enabled speakers) 
Weight: ONYX STUDIO 3 – 2071g ONYX STUDIO 4 – 2061g
Battery: ONYX STUDIO 3 – 3.7V/2600mAh ONYX STUDIO 4 – 3.7V/3000mAh

**Q: How does the charging works,and how about countries using 240V?**
A: Comes with a charging device power supply. For 240v, you may need a convertor to convert the wall plug connection.

**Q: Can you link 2 speakers if the source audio is not bluetooth? Iike if your source audio is through the axillary port?**
A: You can connect each onyx to each other through the bluetooth and then just have the aux to one of the speakers

**Q: What is the decibal level?**
A: Here is the watts level, and decibels.

Signal to noise ratio: 80dB A

watts rate: 4 x 15W (AC mode); 4 x 7.5W (Battery mode

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**Shop now:** [https://www.desertcart.de/products/45676474-harman-kardon-onyx-studio-4-wireless-bluetooth-speaker-black-new](https://www.desertcart.de/products/45676474-harman-kardon-onyx-studio-4-wireless-bluetooth-speaker-black-new)

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*Product available on Desertcart Germany*
*Store origin: DE*
*Last updated: 2026-09-13*