Product Description
Harman Kardon Onyx Studio 9 Portable Bluetooth Speaker, 50 W RMS Output Power, 1 × 120 mm Woofer + 3 × 20 mm Tweeters, Bluetooth 5.3, USB-C Port, Gray | HKOS9GRY
Where Sound Becomes Experience
Immerse yourself in the refined power of Harman Kardon Onyx Studio 9 — a premium wireless Bluetooth speaker that blends timeless design with studio-quality sound.
Delivering crystal-clear vocals, shimmering highs, and deep resonant bass, the Onyx Studio 9 transforms any room into a personal concert hall.
With Constant Sound Field technology, it intelligently adapts the soundstage to your environment, ensuring detailed and balanced audio in every setting.
The integrated aluminum handle—crafted from 90 % recycled materials—makes it easy to carry from room to room, while the built-in 8-hour battery and USB-C power output let you keep the music and your devices fully charged.
Whether you’re streaming your favorite playlist, enjoying a movie night, or setting the mood for dinner, the Onyx Studio 9 delivers unmatched acoustic excellence and elegant simplicity.
Key Features
50 W RMS Output Power – Rich, room-filling sound with balanced clarity
1 × 120 mm Woofer + 3 × 20 mm Tweeters – Full-range audio with punchy bass and crisp highs
Constant Sound Field Technology – Automatic tuning for optimal performance in any space
Up to 8 Hours of Playtime – Enjoy continuous music on a single charge
Bluetooth 5.3 Connectivity – Stable, energy-efficient wireless streaming
USB-C Port (5 V / 2.1 A) – Recharge your phone or tablet while listening
Premium Gray Finish – Minimalist design with integrated recycled-aluminum handle
️ Automatic Self-Tuning – Always delivers the best possible sound wherever placed.
Specifications
| Category | Details |
| Model No. | Harman Kardon Onyx Studio 9 |
| Rated Output Power | 50 W RMS |
| Power Supply | 100 – 240 V AC, 50/60 Hz |
| Transducers | 1 × 120 mm Woofer • 3 × 20 mm Tweeters |
| Frequency Response | 50 Hz – 20 kHz (–6 dB) |
| Signal-to-Noise Ratio | > 80 dB |
| Bluetooth Version | 5.3 |
| Bluetooth Profiles | A2DP 1.4 / AVRCP 1.6 |
| Bluetooth Frequency Range | 2400 – 2483.5 MHz |
| Bluetooth Power | ≤ 12 dBm (EIRP) |
| Modulation | GFSK, π/4 DQPSK, 8DPSK |
| USB Port Type | USB-C (Input / Output) |
| USB Rating | 5 V / 2.1 A (Max) |
| Supported Formats | MP3 |
| Battery Type | Li-ion 17.14 Wh (3.63 V / 4722 mAh) |
| Battery Life | Up to 8 hours (depends on volume and content) |
| Charging Time | 4 hours |
| Product Dimensions (W × H × D) | 289.2 × 287.5 × 130 mm (11.39 × 11.32 × 5.12 in) |
| Packaging Dimensions (W × H × D) | 312 × 322 × 172 mm (12.28 × 12.67 × 6.77 in) |
| Net Weight | 4.2 kg / 9.25 lb |
| Gross Weight | 3.33 kg / 7.34 lb |
| Cable Type / Length | AC Power Cable (2 m / 6.6 ft) |
| USB Charge Out | 5 V / 2.1 A (Max) |
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