Harman Kardon Onyx Studio 8: A Comprehensive Manual Guide
This guide provides detailed instructions for setting up, using, and maintaining your Harman Kardon Onyx Studio 8 speaker, ensuring optimal audio performance and longevity.

Welcome to the world of premium audio with the Harman Kardon Onyx Studio 8! This Bluetooth speaker isn’t just a device; it’s a statement – a fusion of iconic design and exceptional sound quality. HARMAN Lifestyle has a rich history of crafting leading-edge audio products, and the Onyx Studio 8 embodies this legacy.
Born from a brand deeply rooted in innovation, and now a subsidiary of Samsung Electronics since 2017, the Onyx Studio 8 benefits from collaborative research and development. It’s engineered to seamlessly integrate into your lifestyle, offering a cable-free setup and portable convenience. Whether you’re at home or on the go, this speaker delivers an immersive listening experience.
This manual will guide you through every aspect of your Onyx Studio 8, from initial setup to advanced features. Prepare to elevate your audio experience with a speaker designed for both style and substance, bringing your music to life with industry-leading clarity.
Unboxing and Initial Setup
Carefully unpack your Harman Kardon Onyx Studio 8, ensuring all components are present. The box should contain the speaker itself, a power adapter, and this user manual. Inspect the speaker for any visible damage that may have occurred during shipping. If damage is present, contact your retailer immediately.
Place the Onyx Studio 8 on a stable, level surface, allowing for adequate ventilation. Connect the provided power adapter to the DC IN port on the rear of the speaker and plug it into a wall outlet. Avoid placing the speaker in direct sunlight or near sources of heat.
Before first use, it’s recommended to fully charge the speaker. The LED indicator will illuminate, signifying charging status. Once fully charged, the indicator will change. You’re now ready to pair your device and enjoy premium audio!
Speaker Components and Features

The Harman Kardon Onyx Studio 8 boasts a sleek, premium design with a fabric-covered exterior. Key components include the power button, volume control buttons (+/-), Bluetooth pairing button, and the DC IN power port located on the rear panel. A built-in handle facilitates portability, allowing you to easily move the speaker.
This speaker features a powerful sound system delivering rich, immersive audio. Wireless Bluetooth connectivity enables seamless streaming from your smartphones, tablets, and laptops. The Onyx Studio 8 also supports AUX input for wired connections.
Furthermore, the speaker is compatible with the Harman Kardon Connect app, offering enhanced control and customization options. Its modern aesthetic and robust build quality make it a stylish and durable addition to any environment.
Powering On/Off and Basic Controls
To power on the Onyx Studio 8, press and hold the power button located on the rear panel until the LED indicator illuminates. To power off, repeat this process. The volume control buttons (+/-) adjust the audio level; a single press increases or decreases the volume incrementally.
The Bluetooth pairing button initiates the pairing process with your devices. A long press activates pairing mode, while a short press can reconnect to previously paired devices. The speaker automatically powers off after a period of inactivity to conserve energy.
These simple controls allow for effortless operation, providing immediate access to core functionalities. Understanding these basic operations ensures a smooth and enjoyable listening experience with your Harman Kardon Onyx Studio 8.
Bluetooth Pairing and Connectivity
To pair your Onyx Studio 8 via Bluetooth, ensure the speaker is powered on. Press and hold the Bluetooth button until the LED indicator begins flashing blue, signifying pairing mode. On your device (smartphone, tablet, etc.), navigate to the Bluetooth settings and select “Harman Kardon Onyx Studio 8” from the list of available devices.
Once connected, the LED will turn solid blue. The speaker remembers previously paired devices, automatically reconnecting when in range. For optimal connectivity, maintain a clear line of sight between the speaker and your device, minimizing obstructions.
Multiple devices can be paired, but only one can actively stream audio at a time. Disconnecting a device is done through your device’s Bluetooth settings. Enjoy seamless wireless audio streaming with reliable Bluetooth connectivity.
Understanding the LED Indicators
The Onyx Studio 8 utilizes LED indicators to communicate its status. A solid white light signifies the speaker is powered on and ready. A flashing blue light indicates Bluetooth pairing mode, actively searching for a device to connect to. Once paired, the LED turns solid blue, confirming a successful connection.
A flashing red light suggests low battery; connect the power adapter to recharge. During charging, the LED may pulse or display a specific color indicating charging progress. If encountering connection issues, a slowly flashing blue light might indicate interference or distance problems.
The LED also responds to volume adjustments and audio input selection. Refer to the quick start guide for specific color codes related to these functions. Understanding these indicators ensures effortless operation and troubleshooting.
Audio Input Options (Bluetooth, AUX)
The Harman Kardon Onyx Studio 8 offers versatile connectivity options. Bluetooth provides a wireless experience, allowing seamless streaming from smartphones, tablets, and laptops. Ensure Bluetooth is enabled on your device and select “Onyx Studio 8” from the available devices list for pairing.
For wired connections, utilize the 3.5mm AUX input. Connect your audio source using a standard 3.5mm audio cable (not included). The speaker automatically detects the AUX input, prioritizing it over Bluetooth when a cable is connected. This is ideal for devices lacking Bluetooth capability or for a more stable connection.
Switching between inputs is automatic; disconnecting the AUX cable reverts to Bluetooth. Enjoy a clutter-free setup with wireless convenience or a reliable connection with the AUX option.
Harman Kardon Connect App Functionality
Enhance your Onyx Studio 8 experience with the Harman Kardon Connect app, available for iOS and Android; This application unlocks a range of features beyond basic operation, providing greater control and customization.
Key functionalities include software updates to ensure your speaker has the latest features and bug fixes. The app also enables speaker pairing, allowing you to connect multiple Harman Kardon Connect-enabled speakers for a synchronized audio experience throughout your home. You can manage speaker settings, adjust EQ preferences, and monitor battery life.
Furthermore, the app provides access to personalized sound settings and allows for easy troubleshooting. Download the app and follow the on-screen instructions to connect and explore its full potential.
Optimizing Sound Quality & Placement
To achieve the best possible audio experience with your Onyx Studio 8, consider both placement and room acoustics. Avoid placing the speaker directly against walls, as this can amplify bass frequencies and create an uneven soundstage. Ideally, position the speaker on a stable, flat surface, allowing space for sound to radiate freely.
Experiment with different locations within the room to find the sweet spot where the sound is most balanced and clear. Soft furnishings like rugs and curtains can help absorb sound reflections, reducing echo and improving clarity. Avoid placing the speaker in direct sunlight or near sources of heat.
For optimal stereo imaging, consider pairing two Onyx Studio 8 speakers and positioning them equidistant from your listening position. Adjust the volume levels to create a balanced and immersive soundscape.

Troubleshooting Common Issues

If your Onyx Studio 8 isn’t powering on, ensure it’s properly connected to a power source and the adapter is functioning correctly. If Bluetooth pairing fails, confirm Bluetooth is enabled on your device and the speaker isn’t already connected to another device. Try forgetting the speaker on your device and re-pairing.
For distorted audio, lower the volume on both the speaker and your source device. Check for obstructions near the speaker and ensure the surface it’s on is stable. If the speaker freezes or becomes unresponsive, attempt a factory reset (refer to the dedicated section).
If experiencing connectivity issues, move the speaker closer to your device. Interference from other wireless devices can also cause problems; try turning off nearby Bluetooth devices temporarily. Contact Harman Kardon support if issues persist.
Factory Resetting the Onyx Studio 8
Performing a factory reset restores the Onyx Studio 8 to its original settings, resolving many software-related issues. To initiate the reset, simultaneously press and hold the volume down (-) and Bluetooth buttons for approximately 10-15 seconds. The LED indicator will flash, confirming the process has begun.
Continue holding the buttons until you hear an audible tone, signaling the reset is complete. The speaker will then automatically restart and become discoverable for Bluetooth pairing. Note that a factory reset will erase all saved Bluetooth pairings and customized settings.

This process is useful if you’re experiencing persistent connectivity problems, audio distortions, or if you plan to sell or gift the speaker. Ensure the speaker has sufficient power before attempting a reset. If the reset fails, contact Harman Kardon customer support for assistance.
Cleaning and Maintenance
To maintain the Onyx Studio 8’s appearance and performance, regular cleaning is recommended. Always disconnect the power adapter before cleaning. Use a soft, dry cloth to gently wipe the speaker’s exterior surfaces. Avoid using abrasive cleaners, solvents, or excessive moisture, as these can damage the finish.
For stubborn stains, lightly dampen the cloth with water and mild soap. Ensure the cloth is wrung out thoroughly to prevent water from entering the speaker’s internal components. Pay particular attention to the fabric grill, removing any dust or debris with a soft brush or vacuum cleaner attachment.
Avoid direct sunlight and extreme temperatures, which can affect the speaker’s lifespan. Store the Onyx Studio 8 in a cool, dry place when not in use. Regular, gentle cleaning will help preserve its aesthetic appeal and ensure continued optimal sound quality.
Safety Precautions and Warnings

To ensure safe operation of your Harman Kardon Onyx Studio 8, heed these precautions. Avoid exposing the speaker to excessive heat, direct sunlight, or humidity. Do not disassemble or attempt to repair the speaker yourself; refer servicing to qualified personnel.
Keep the speaker away from water and other liquids to prevent electrical shock. Ensure the power cord is not damaged and is properly connected to a grounded outlet. Do not use the speaker near flammable materials or explosive environments.
Prolonged exposure to high volume levels may cause hearing damage. Use caution when adjusting the volume and avoid listening at excessively loud levels for extended periods. This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
Technical Specifications
Speaker Output Power: 50W RMS for the woofer and 2 x 10W RMS for the tweeters. Frequency Response: 50Hz – 20kHz. Signal-to-Noise Ratio: >80dB. Bluetooth Version: 5.2, supporting A2DP 1.3, AVRCP 1.6, and HFP 1.7.
Transducer: 1 x 5.1” Woofer, 2 x 1.5” Tweeters. Power Supply: 100-240V AC, 50/60Hz. Battery Type: Lithium-ion polymer 32Wh. Battery Charge Time: 5 hours (5V/3A). Battery Playtime: Up to 8 hours (depending on volume level and audio content).
Bluetooth Range: Up to 10m (33ft). Dimensions (W x H x D): 288 x 163 x 148 mm / 11.34 x 6.42 x 5.83 inches. Weight: 3.54 kg / 7.8 lbs. Aux-in: 3.5mm. Wireless Connectivity: Bluetooth. The Onyx Studio 8 boasts a premium design and sleek structure for a clutter-free audio setup.
Warranty Information
Harman Kardon provides a one-year limited warranty against defects in materials and workmanship from the date of original purchase. This warranty covers products purchased from authorized Harman Kardon retailers.
Warranty Coverage: The warranty includes repair or replacement (at Harman’s discretion) of defective parts, including labor. Exclusions: Damage caused by misuse, accidents, unauthorized modifications, or normal wear and tear are not covered. This warranty is non-transferable.
To obtain warranty service, contact Harman Kardon customer support with proof of purchase (receipt or invoice). Shipping costs to and from the service center are the responsibility of the customer. Harman, a subsidiary of Samsung Electronics, strives for quality and customer satisfaction. For detailed warranty terms and conditions, please visit the official Harman Kardon website or consult the warranty card included with your Onyx Studio 8.

Harman Kardon Brand Overview & History
Harman Kardon, a legacy of audio excellence, began in 1953 with Sidney Harman’s acquisition of Bernard Kardon’s radio shop. The brand quickly became renowned for high-fidelity audio equipment, pioneering advancements in amplifier design and speaker technology.
Throughout the decades, Harman Kardon consistently delivered innovative products, establishing itself as a leader in both consumer and professional audio markets. In 2017, HARMAN became a wholly-owned subsidiary of Samsung Electronics, fostering collaborative research and development.
Today, Harman Kardon continues to blend sophisticated design with cutting-edge technology, offering a diverse portfolio of audio solutions. From iconic home audio systems to portable Bluetooth speakers like the Onyx Studio 8, the brand remains committed to delivering exceptional sound quality and an immersive listening experience. Harman’s dedication to innovation shapes the future of audio.
Frequently Asked Questions (FAQ)
Q: What does the blinking blue light mean? A: A blinking blue light indicates the speaker is in pairing mode, ready to connect to a new Bluetooth device. Ensure no other devices are actively connected.

Q: Can I connect two Onyx Studio 8 speakers together? A: Yes, using the Harman Kardon Connect app, you can wirelessly pair two Onyx Studio 8 speakers for a stereo sound experience. Download the app for setup.
Q: How do I reset the speaker to factory settings? A: Press and hold the power button and volume down button simultaneously for approximately 10 seconds until the LED indicator flashes. This will restore the original settings.
Q: What is the Bluetooth range? A: The Onyx Studio 8 offers a reliable Bluetooth connection up to approximately 33 feet (10 meters) in open space. Obstructions may reduce the range.

