# Harman/Kardon Onyx Studio 9 Grey wireless speaker, 50 W RMS, 3.0 channels, 4 drivers, 50–20000 Hz

**URL:** https://aio.lv/en/product--jbl-hkos9gryep--11968708
**Data updated:** 2026-03-11 15:52 (EET)
**Category:** Portable Speakers
**Manufacturer:** JBL
**Manufacturer code:** HKOS9GRYEP
**EAN:** 1200130018237
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 172.99 €
**Prices and availability valid until:** 2026-07-14 23:59
**Price without VAT (21%):** 142.97 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--jbl-hkos9gryep--11968708

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 01.07.2026 | free |
| Pickup points | 06.07.2026 | 1.99 EUR |
| Courier delivery to door | 06.07.2026 | 4.99 EUR |

## Summary description

Harman/Kardon Onyx Studio 9 is a portable wireless speaker for home use offering 50 W RMS output, 3.0 audio channels and four drivers. It covers 50–20,000 Hz and supports AC and battery power. Compact and weighing 3.36 kg, the speaker provides multi-driver stereo performance and wireless connectivity for music playback in living rooms and small gatherings.

## Long description

The Harman/Kardon Onyx Studio 9 Grey is a portable wireless speaker designed for home use, offering 50 W RMS output and a multi-driver configuration that provides 3.0-channel audio reproduction. With four drivers covering a frequency range of 50–20,000 Hz, the speaker aims to deliver clear mid and high frequencies with reinforced low end for everyday listening. The unit supports both AC and battery power and has a compact, lightweight form factor at approximately 3.36 kg, making it suitable for placement in living rooms and transport between rooms.
Advantages
The speaker combines a multi-driver layout and 3.0-channel output for improved stereo imaging compared with single-driver portable models. A rated 50 W RMS output provides sufficient volume for small gatherings and home listening. The broad frequency range from 50 to 20,000 Hz covers the main audible band for music and spoken content. Dual power options (AC and battery) add flexibility for stationary and portable use, while the grey exterior in aluminium and fabric materials offers a durable, neutral aesthetic.
Suitable for
Listening to music in living rooms and bedrooms
Small social gatherings and background music at home
Portable use between rooms where AC or battery power is available
Users who prefer a compact, design-focused wireless speaker
Key specifications
Output power: 50 W RMS
Audio channels: 3.0
Drivers: 4 drivers
Frequency response: 50–20,000 Hz
Connectivity: wireless Bluetooth (Bluetooth 5.3 noted)
Materials: aluminium and fabric exterior elements
Colour: grey
Power source: AC and battery
Weight: approximately 3.36 kg
How to use
Place the Onyx Studio 9 on a stable surface at a suitable listening position. Connect the speaker to AC power for stationary use or use its battery power when moving the unit around the home. Enable Bluetooth on your source device, select the speaker from the available devices list, and start playback. Adjust the volume from the source device or speaker controls as required. Allow a few minutes of playback after powering on for the drivers to settle and reach optimal sound characteristics.
Usage recommendations
For best results, place the speaker away from walls and corners to reduce bass build-up and maintain clear stereo imaging. Use AC power for extended listening sessions and battery power for short-term portability. Keep the fabric and aluminium surfaces free of dust and avoid exposure to moisture.

## Specifications

| Feature | Value |
|---|---|
| Current | 2.1 A |
| Speaker placement | Floor, Tabletop/bookshelf |
| Market segment | Consumer |

### Ports & interfaces

| Feature | Value |
|---|---|
| Connectivity technology | Wireless |
| USB connector type | USB Type-C |
| Bluetooth | Yes |
| AUX in | Yes |
| Cord length | 2 m |

### Packaging content

| Feature | Value |
|---|---|
| Cables included | AC |
| Quick start guide | Yes |
| Warranty card | Yes |

### Performance

| Feature | Value |
|---|---|
| Equalizer | Yes |
| Recommended usage | Home |

### Loudspeakers

| Feature | Value |
|---|---|
| Audio output channels | 3.0 |
| Woofer diameter | 120 mm |
| Tweeter | Yes |
| Tweeter diameter | 20 mm |
| Woofer | Yes |
| Number of drivers | 4 |
| Number of woofer drivers | 1 |
| Number of tweeter drivers | 3 |
| Number of speakers | 1 |

### Features

| Feature | Value |
|---|---|
| Bluetooth version | 5.3 |
| Signal-to-Noise Ratio (SNR) | 80 dB |
| Housing material | Aluminium, Fabric |

### Battery

| Feature | Value |
|---|---|
| Battery technology | Lithium-Ion (Li-Ion) |
| Battery capacity | 4722 mAh |
| Battery voltage | 3.63 V |
| Battery capacity | 17.15 Wh |

### Audio

| Feature | Value |
|---|---|
| RMS rated power | 50 W |
| Frequency range | 50 - 20000 |

### Power

| Feature | Value |
|---|---|
| Battery recharge time | 4 h |
| Power source type | AC, Battery |
| AC input voltage | 100-240 |
| DC input voltage | 5 |

### Other features

| Feature | Value |
|---|---|
| AC input frequency | 50/60 |
| Battery life | 8 h |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 3.36 kg |
| Height | 287.5 mm |
| Width | 289.2 mm |
| Depth | 130 mm |

### Packaging data

| Feature | Value |
|---|---|
| Package weight | 4200 g |
| Package depth | 172 mm |
| Package height | 322 mm |
| Package width | 312 mm |

### Logistics data

| Feature | Value |
|---|---|
| Quantity per pack | 1 pc(s) |

### Design

| Feature | Value |
|---|---|
| Product colour | Grey |

## FAQ

### How much does the Harman/Kardon Onyx Studio 9 wireless speaker cost, and is it available for purchase?

The price is 172.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 64 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 01.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can Harman/Kardon Onyx Studio 9 wireless speaker be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All JBL products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized JBL service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: number of speakers, weight, product colour, power source type, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

### Where can I download the instructions for Harman/Kardon Onyx Studio 9 wireless speaker?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/11968708/67499969_large.webp