Harman Kardon Onyx Studio 9 50W Portable Bluetooth Speaker – Premium Sound, Auracast & 8 Hours Playtime

Premium Wireless Sound with Iconic Design

Experience rich, immersive audio with the Harman Kardon Onyx Studio 9, a premium portable stereo Bluetooth home speaker designed for powerful sound and elegant living spaces.

Delivering 50W RMS, the Onyx Studio 9 combines a dedicated 120mm woofer with three 20mm tweeters to produce deep bass, clear vocals and detailed highs. Its Constant Sound Field technology helps create a wider soundstage, while automatic self-tuning optimizes the sound according to its surroundings.

With a built-in rechargeable battery offering up to 8 hours of playtime, an integrated aluminum handle, Bluetooth 5.3 and Auracast multi-speaker connectivity, you can easily move your music around the home and create a bigger sound experience when needed.

Key Highlights

• 🔊 50W RMS powerful stereo sound

• 🎵 Harman Kardon premium audio

• 🔉 120mm woofer + 3 × 20mm tweeters

• 🎧 Constant Sound Field technology

• 🎚️ Automatic self-tuning

• 📡 Bluetooth 5.3

• 📱 Connect up to 2 mobile devices simultaneously

• 🔗 Auracast multi-speaker connection

• 🔋 Up to 8 hours of battery playtime

• 🔌 Built-in USB-C charging port

• 📱 Harman Kardon One App

• 🪶 Integrated aluminum handle

• 🎶 Wireless stereo pairing with two Onyx Studio 9 speakers

• ⚫ Black and silver colour options

Quick Specifications

Powerful 50W RMS Stereo Sound

The Onyx Studio 9 delivers 50W RMS of powerful stereo audio, making it ideal for music, movies, podcasts and everyday entertainment.

Its audio system combines:

• 1 × 120mm woofer

• 3 × 20mm tweeters

• 50Hz–20kHz frequency response

• More than 80dB signal-to-noise ratio

This combination is designed to deliver deep bass, clear vocals and detailed high-frequency sound.

Constant Sound Field Technology

Enjoy a wider and more immersive soundstage with Constant Sound Field technology.

Rather than keeping sound concentrated in one small area, the technology helps create a broader listening experience, making the speaker suitable for filling your living room or entertainment space with music.

Automatic Self-Tuning

The Onyx Studio 9 automatically calibrates its sound according to its environment when powered on.

Whether you place it in a living room, bedroom, office or another part of your home, the speaker adjusts its audio performance to its surroundings.

Up to 8 Hours of Playtime

Enjoy your favorite music without constantly staying near a power outlet.

The built-in 4722mAh rechargeable Li-ion battery provides up to 8 hours of playtime, depending on volume level and audio content.

The battery takes approximately 4 hours to fully charge.

Bluetooth 5.3 Wireless Connectivity

Connect your smartphone, tablet or other compatible Bluetooth device wirelessly.

The Onyx Studio 9 can also pair with up to two mobile devices simultaneously, allowing two people to take turns controlling the music.

Connectivity Features

• Bluetooth 5.3

• Connect up to 2 mobile devices

• Auracast multi-speaker connectivity

• USB-C charging

• Harman Kardon One App

Auracast Multi-Speaker Connection

Need bigger sound?

The Onyx Studio 9 supports Auracast, allowing compatible Harman Kardon speakers to be connected together for a larger synchronized audio experience.

You can also wirelessly pair two Onyx Studio 9 speakers to create a wider stereo soundstage.

USB-C Charging for Your Devices

The built-in USB-C port can provide 5V/2.1A maximum USB charging output, allowing you to recharge a compatible mobile device while enjoying your music.

Elegant Portable Design

The Onyx Studio 9 combines premium sound with an iconic circular design.

Its integrated aluminum frame acts as both a sturdy handle and stand, making it easy to move from room to room while giving the speaker a distinctive premium appearance.

Harman Kardon One App

Use the Harman Kardon One App to set up the speaker, personalize your audio experience and adjust compatible speaker settings.

It provides convenient control from your smartphone.

Perfect For

The Harman Kardon Onyx Studio 9 is ideal for:

• Living Rooms

• Bedrooms

• Home Entertainment

• Offices

• Apartments

• Music Lovers

• Family Gatherings

• Indoor Parties

• Movies & TV

• Podcasts

• Background Music

• Small Social Events

What's in the Box

• 1 × Harman Kardon Onyx Studio 9

• 1 × Power Cable

• 1 × Quick Start Guide

• 1 × Safety Sheet

• 1 × Warranty Card

Power cable type may vary depending on region.

Why Buy From Life Stores Uganda?

When you shop with Life Stores Uganda, you enjoy:

✔ Quality products
✔ Competitive prices
✔ Fast delivery across Uganda
✔ Same-day delivery available in Kampala
✔ Secure payment options
✔ Carefully packaged orders
✔ Reliable customer support

Frequently Asked Questions

How powerful is the Harman Kardon Onyx Studio 9?

It delivers 50W RMS of rated output power.

How long does the battery last?

The built-in rechargeable battery provides up to 8 hours of playtime, depending on volume and audio content.

Does it support Bluetooth?

Yes. It uses Bluetooth 5.3.

Can two phones connect at the same time?

Yes. The Onyx Studio 9 can pair with up to two mobile devices simultaneously.

Can I connect multiple speakers?

Yes. It supports Auracast multi-speaker connectivity.

Can I pair two Onyx Studio 9 speakers?

Yes. Two Onyx Studio 9 speakers can be wirelessly paired for a wider stereo soundstage.

Does it have a built-in battery?

Yes. It has a 4722mAh rechargeable Li-ion battery.

Can it charge my phone?

Yes. Its USB-C port provides up to 5V/2.1A charging output.

Does it have an app?

Yes. You can use the Harman Kardon One App to set up and personalize the speaker.

Is the Onyx Studio 9 waterproof?

The official specifications do not list an IP waterproof or dustproof rating, so it should be treated as an indoor/home portable speaker rather than a waterproof outdoor speaker.

Full Technical Specifications

• Brand: Harman Kardon

• Model: Onyx Studio 9

• Speaker Type: Portable Stereo Bluetooth Home Speaker

• Rated Output: 50W RMS

• Bluetooth Version: 5.3

• Bluetooth Profiles: A2DP 1.4, AVRCP 1.6

• Woofer: 1 × 120mm

• Tweeters: 3 × 20mm

• Frequency Response: 50Hz–20kHz (-6dB)

• Signal-to-Noise Ratio: >80dB

• Battery Type: Li-ion

• Battery Capacity: 17.14Wh / 4722mAh

• Playtime: Up to 8 hours

• Charging Time: Approx. 4 hours

• USB Port: Type-C

• USB Output: 5V / 2.1A maximum

• Auracast: Yes

• Simultaneous Bluetooth Devices: Up to 2

• Self-Tuning: Yes

• Constant Sound Field: Yes

• App: Harman Kardon One

• Power Supply: 100–240V AC, 50/60Hz

• Dimensions: 289.2 × 287.5 × 130mm

• Weight: Approx. 4.2kg

• Colour: Black / Silver