---
product_id: 701584194
title: "Harman Kardon Onyx Studio 9, Portable Bluetooth Speaker, Auracast Multi-Speaker Connection, Adaptive Self-Tuning, Constant Sound Field Technology, USB Charging Port, Black, EU Plug (Type C)"
brand: "harman kardon"
price: "₱41592"
currency: PHP
in_stock: true
reviews_count: 9
category: "Harman Kardon"
url: https://www.desertcart.ph/products/701584194-harman-kardon-onyx-studio-9-portable-bluetooth-speaker-auracast-multi
store_origin: PH
region: Philippines
---

# 360° immersive sound 8-hour battery life Auracast multi-speaker sync Harman Kardon Onyx Studio 9, Portable Bluetooth Speaker, Auracast Multi-Speaker Connection, Adaptive Self-Tuning, Constant Sound Field Technology, USB Charging Port, Black, EU Plug (Type C)

**Brand:** harman kardon
**Price:** ₱41592
**Availability:** ✅ In Stock

## Summary

> 🎶 Elevate your vibe with sound that moves you — anywhere, anytime.

## Quick Answers

- **What is this?** Harman Kardon Onyx Studio 9, Portable Bluetooth Speaker, Auracast Multi-Speaker Connection, Adaptive Self-Tuning, Constant Sound Field Technology, USB Charging Port, Black, EU Plug (Type C) by harman kardon
- **How much does it cost?** ₱41592 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ph](https://www.desertcart.ph/products/701584194-harman-kardon-onyx-studio-9-portable-bluetooth-speaker-auracast-multi)

## 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

- • **Crystal-Clear Audio Mastery:** Experience rich vocals, crisp highs, and deep bass that transform any space into your personal concert hall.
- • **Adaptive Self-Tuning Technology:** Automatically optimizes sound based on your environment, ensuring flawless audio wherever you go.
- • **Personalized Sound Control via App:** Fine-tune your audio experience effortlessly with the Harman Kardon ONE app’s intuitive EQ settings.
- • **Seamless Multi-Speaker Connectivity:** Wirelessly pair two Onyx Studio 9 speakers or connect multiple Auracast-compatible devices for an epic soundscape.
- • **Portable Powerhouse with USB Charging:** Take your music anywhere with a sleek handle and keep your devices charged on the move.

## Overview

The Harman Kardon Onyx Studio 9 is a premium portable Bluetooth speaker delivering immersive 360° sound with crystal-clear vocals and deep bass. Featuring Auracast technology, it allows multi-speaker wireless connections for a powerful stereo experience. Its adaptive self-tuning automatically adjusts audio to your surroundings, while an 8-hour battery and USB charging port keep your music and devices powered on the go. Controlled via the Harman Kardon ONE app, it offers personalized EQ settings, making it the ultimate stylish and functional audio companion for professionals and audiophiles alike.

## Description

Harman Kardon Portable Bluetooth Speakers Harman Kardon Bluetooth speakers have exceptional sound quality and sleek design. The speakers deliver rich, immersive sound with crystal clear vocals, clear highs and deep bass. So you can hear every note and nuance of your favorite music. Whether you use the speakers indoors or outdoors. Thanks to the built-in battery for long playtime and strong, durable materials, the Harman Kardon Bluetooth speakers are perfect for taking out the door. Some models have additional functionalities, such as Automatic Self-tuning. This optimizes the sound based on your environment. Or the function of pairing multiple Harman Kardon speakers together for the ultimate stereo experience. Harman Kardon Bluetooth speakers combine style, functionality and superior sound quality – the perfect choice for any listening occasion.

Review: Beautiful design and good quality - Wow, the sound is soooo nice
Review: Studio 9 - The sound is amazing. Thanks alot for this.... I call it small but mighty and powerful

## Features

- Immersive audio: The Onyx Studio 9 wireless Bluetooth speaker delivers crystal clear vocals, clear highs and deep bass. Thanks to the handle you can take it anywhere.
- Convenient Smart Speaker: Charge your mobile device via the USB port and enjoy up to 8 hours of music. This portable Bluetooth speaker is easy to move from room to room.
- Boost the sound: Wirelessly pair 2 Onyx Studio 9 speakers together or use Auracast to connect multiple Auracast-compatible speakers, even from other brands.
- Self-Tuning: When Self-Tuning is on, the Onyx Studio wireless speaker automatically adjusts the sound to the environment. So you always have the best sound, no matter where the speaker is.
- Personalized settings: Use the Harman Kardon ONE app to easily set up your Onyx Studio 9. For example, with the EQ settings, adjust the amount of bass.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0DT77WH53 |
| Antenna Location | For smartphones or tablets, For computers, For surround sound systems |
| Audio Driver Type | Dynamic Driver |
| Audio Output Mode | Stereo |
| Battery Average Life | 8 Hours |
| Battery Capacity | 8 Hours |
| Best Sellers Rank | 966 in Portable Bluetooth Speakers |
| Box Contents | 1 x Harman Kardon Onyx Studio 9, 1 x Power Cord, Quick Start Guide, Safety Sheet, Warranty Card |
| Brand Name | Harman Kardon |
| Colour | Black |
| Compatible Devices | Gaming Console, Home Theater, Laptop, Projector, Smartphone, Tablet, Television |
| Connectivity Protocol | Bluetooth |
| Control Method | App |
| Country of Origin | China |
| Customer Reviews | 4.6 4.6 out of 5 stars (61) |
| EU Spare Part Availability Duration | 7 Years |
| Enclosure Material | Metal |
| Frequency Response | 50 KHz |
| Impedance | 20 Ohms |
| Input Voltage | 3.63 Volts |
| Is Waterproof | False |
| Item Dimensions D x W x H | 31.2D x 32.2W x 17.2H centimetres |
| Item Weight | 3.33 Kilograms |
| Manufacturer | harman kardon |
| Maximum Speaker Output Power (in watts) | 50 Watts |
| Model Name | Harman Kardon Onyx Studio 9 |
| Model Number | HKOS9BLKEP |
| Mounting Type | Floor Standing |
| Network Connectivity Technology | Wireless |
| Number of Audio Channels | 2.0 |
| Number of Batteries | 1 P76 batteries required. (included) |
| Number of Items | 5 |
| Power Source | Battery Powered |
| Product Features | Bass Boost, Hi Res Audio, Multi Room Audio, Portable, Stereo Pairing |
| Speaker Size | 31.2 Centimetres |
| Speaker Type | portable_speaker |
| Specific Uses For Product | Indoor/outdoor, portable use |
| Subwoofer Connectivity Technology | Wireless |
| Unit Count | 1.0 count |
| Warranty Type | Limited |
| Wireless Technology Type | Bluetooth |

## Product Details

- **Audio output mode:** Stereo
- **Brand:** Harman Kardon
- **Connectivity technology:** Wireless
- **Frequency response:** 50 KHz
- **Input voltage:** 3.63 Volts
- **Material:** Metal
- **Model name:** Harman Kardon Onyx Studio 9
- **Mounting type:** Floor Standing
- **Speaker maximum output power:** 50 Watts
- **Speaker type:** portable_speaker

## Images

![Harman Kardon Onyx Studio 9, Portable Bluetooth Speaker, Auracast Multi-Speaker Connection, Adaptive Self-Tuning, Constant Sound Field Technology, USB Charging Port, Black, EU Plug (Type C) - Image 1](https://m.media-amazon.com/images/I/81MIBycmryL.jpg)
![Harman Kardon Onyx Studio 9, Portable Bluetooth Speaker, Auracast Multi-Speaker Connection, Adaptive Self-Tuning, Constant Sound Field Technology, USB Charging Port, Black, EU Plug (Type C) - Image 2](https://m.media-amazon.com/images/I/91O3JkjkiML.jpg)
![Harman Kardon Onyx Studio 9, Portable Bluetooth Speaker, Auracast Multi-Speaker Connection, Adaptive Self-Tuning, Constant Sound Field Technology, USB Charging Port, Black, EU Plug (Type C) - Image 3](https://m.media-amazon.com/images/I/71EeUwQnhvL.jpg)
![Harman Kardon Onyx Studio 9, Portable Bluetooth Speaker, Auracast Multi-Speaker Connection, Adaptive Self-Tuning, Constant Sound Field Technology, USB Charging Port, Black, EU Plug (Type C) - Image 4](https://m.media-amazon.com/images/I/61mAXAXL3jL.jpg)
![Harman Kardon Onyx Studio 9, Portable Bluetooth Speaker, Auracast Multi-Speaker Connection, Adaptive Self-Tuning, Constant Sound Field Technology, USB Charging Port, Black, EU Plug (Type C) - Image 5](https://m.media-amazon.com/images/I/81S-TwCXMQL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Beautiful design and good quality
*by M***E on 30 January 2026*

Wow, the sound is soooo nice

### ⭐⭐⭐⭐⭐ Studio 9
*by C***A on 25 September 2025*

The sound is amazing. Thanks alot for this.... I call it small but mighty and powerful

### ⭐⭐⭐⭐⭐ The best bang for your buck
*by T***T on 4 June 2025*

Without doubt the best sounding portable speaker I've ever used. I've owned an Onyx v1 for years and after breaking the legs, I got another one. I like that you're able to change the bass levels on this new model. Nothing else I've heard round friends,in store sounds as good as one of these.

## Frequently Bought Together

- harman kardon Onyx Studio 9, Portable Bluetooth Speaker, Auracast Multi-Speaker Connection, Adaptive Self-Tuning, Constant Sound Field Technology, USB Charging Port, 8 Hours Battery Life, Black
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**Shop now:** [https://www.desertcart.ph/products/701584194-harman-kardon-onyx-studio-9-portable-bluetooth-speaker-auracast-multi](https://www.desertcart.ph/products/701584194-harman-kardon-onyx-studio-9-portable-bluetooth-speaker-auracast-multi)

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*Product available on Desertcart Philippines*
*Store origin: PH*
*Last updated: 2026-04-23*