Harman/Kardon Onyx Studio 9 portable speaker

Name: Harman/Kardon Onyx Studio 9 stereo HKOS9BLKEP
Brand: JBL
SKU: 11968706
Price: 172.99 EUR
Availability: InStock

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Harman/Kardon Onyx Studio 9 stereo portable speaker — 50 W, 3.0 channels, USB-C, wireless, black/grey

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Short description

Harman/Kardon Onyx Studio 9 is a round stereo portable speaker with 3.0 audio channels and 50 W RMS output. It features a 12 cm woofer, 2 cm tweeter, frequency range 50–20,000 Hz and SNR 80 dB. Wireless connectivity with USB Type‑C charging, AC or battery power and 2 m cord makes it suitable for home, small gatherings and portable audio playback of MP3 files.

Available for order: 20 pcs.

Warranty: 2 Years

SKU: 11968706

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Deliver the order:

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2b. Kengaraga str., Riga, Latvia, LV-1063

03.07.2026 {{selectedOffer.officeDeliveryString}}

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From 4.99 € (Weight: 3.36 kg)

Parcel couriers

Latvijas Pasts pakomāts / Unisend LV / DPD Paku skapis / Omniva LV / Venipak Pickup LV / Venipak Locker LV / Latvijas Pasts nodaļa

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36 months installment: from 4.81 euros per month

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Product information

Description

Harman/Kardon Onyx Studio 9 is a round stereo portable speaker offering 3.0 audio channels and 50 W RMS output. The enclosure integrates a 12 cm woofer and a 2 cm tweeter to reproduce frequencies from 50 Hz to 20,000 Hz with a signal‑to‑noise ratio of 80 dB. Designed for flexible placement, the speaker supports wireless playback and USB‑C charging, and can be powered from AC mains or its internal battery. The unit comes in a two‑tone black and grey finish and weighs approximately 3.36 kg.

Advantages

The Onyx Studio 9 combines a compact round design with stereo 3.0 configuration to deliver balanced sound for small spaces. Its 50 W RMS power and dedicated woofer and tweeter provide clear mid and high frequencies while maintaining punch in lower registers. Multiple power options — AC, battery and USB‑C charging — increase portability and use scenarios. Wireless connectivity simplifies connection to phones and tablets without cables, while an auxiliary input allows wired sources.

Suitable for

Home listening in living rooms and bedrooms
Small gatherings and parties
Portable audio playback from smartphones or tablets
Listening to MP3 and other compressed audio files

Key specifications

Output power: 50 W RMS
Channels: 3.0 stereo configuration
Drivers: 12 cm woofer and 2 cm tweeter
Frequency response: 50 Hz – 20,000 Hz
Signal‑to‑noise ratio: 80 dB
Wireless connectivity: Bluetooth
Inputs: AUX in
Charging: USB‑C
Power source: AC mains or internal battery
Battery capacity and runtime: Lithium‑Ion 17.15 Wh (approx. 4722 mAh), up to 8 hours
Weight: approximately 3.36 kg
Colour: Black and Grey

How to use

Place the Harman/Kardon Onyx Studio 9 on a stable surface, allow clearance around the enclosure for optimal bass response, and connect to AC power or ensure the internal battery is charged via the USB‑C port. For wireless playback, enable Bluetooth on your source device, select the speaker from the available devices list and start audio playback. For wired sources, connect via the AUX input. Adjust volume from the connected device or speaker controls. Observe manufacturer guidance for charging cycles and do not expose the speaker to water or extreme temperatures.

Usage recommendations

For best sound balance, position the speaker centrally in the listening area and avoid placing it directly in corners. Use wired AUX when low‑latency audio is required, and keep Bluetooth firmware on source devices updated for reliable wireless performance.

Specifications

Weight:: 3.36 kg
Number of speakers:: 1
Product colour:: Black, Grey
Power source type:: AC, Battery

All features

Ports & interfaces

Connectivity technology:: Wireless
USB connector type:: USB Type-C
Bluetooth:: Yes
AUX in:: Yes
Cord length:: 2 m
AirPlay:: No
USB connectivity:: Yes

Design

Product colour:: Black, Grey
Product design:: Round
Built-in display:: No
Product type:: Stereo portable speaker

Performance

Built-in microphone:: No
Equalizer:: Yes
FM radio:: No
Audio formats supported:: MP3
Hands-free mode:: No
Card reader integrated:: No
Recommended usage:: Universal
Amplifier:: No

Power

Battery recharge time:: 4 h
Battery life (max):: 8 h
Power source type:: AC, Battery
DC input voltage:: 5
USB Type-C charging port:: Yes

Packaging content

AC adapter included:: No
Cables included:: AC
Quick start guide:: Yes
Warranty card:: Yes

Loudspeakers

Audio output channels:: 3.0
Woofer diameter:: 120 mm
Tweeter:: Yes
Tweeter diameter:: 20 mm
Woofer:: Yes
Subwoofer driver diameter:: 0 mm
Number of drivers:: 4
Number of woofer drivers:: 1
Number of tweeter drivers:: 3
Number of speakers:: 1

Features

Bluetooth version:: 5.3
Signal-to-Noise Ratio (SNR):: 80 dB
Wi-Fi:: No
Housing material:: Aluminium, Fabric

Battery

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

Audio

RMS rated power:: 50 W
Subwoofer RMS power:: 0 W
Frequency range:: 50 - 20000

Other features

AC input frequency:: 50/60

Weight & dimensions

Weight:: 3.36 kg
Height:: 287.5 mm
Width:: 289.2 mm
Depth:: 130 mm

Packaging data

Package weight:: 4200 g
Package depth:: 172 mm
Package height:: 322 mm
Package width:: 312 mm

Logistics data

Quantity per pack:: 1 pc(s)

Technical details

Warranty period:: 2 year(s)

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Instructions

jbl-HKOS9BLKEP-11968706.pdf

Description

Instructions

jbl-HKOS9BLKEP-11968706.pdf

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Customer questions

FAQ

How much does the Harman/Kardon Onyx Studio 9 portable 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 — 20 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 03.07.2026 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 portable speaker be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. We work with leading banks and leasing companies in Latvia, allowing you to make your purchase on convenient terms — with a minimal down payment and a repayment period from 3 to 36 months. You can apply for credit or installments for the Harman/Kardon Onyx Studio 9 portable speaker online, and the application process is as simple as possible:

Select the product on the website and add it to your cart;
When placing your order, choose the payment method “Installments”;
Fill in the required details for the lending partner;
Receive a decision within a few minutes.

For more information about available payment options, interest-free installment terms, and credit conditions in Latvia, please visit the Payment page.

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. We will assist with consultation, warranty claim processing, and coordination with certified service centers.

How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: weight, number of speakers, 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 portable 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.

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