Harman Kardon Onyx Studio 9 portable Bluetooth speaker

Elevate your audio experience with the Harman Kardon Onyx Studio 9, a premium portable Bluetooth speaker that delivers powerful, immersive sound and stylish design — perfect for home listening, parties, and everyday music enjoyment.

Immersive Audio Performance

Experience rich, room-filling sound thanks to Constant Sound Field technology and a three-channel system featuring a dedicated center channel and two specially tuned tweeters. This setup expands the soundstage and brings out crystal-clear vocals, deep bass, and detailed highs for a truly engaging listening experience.

Seamless Bluetooth Streaming

Wirelessly stream music from your smartphone, tablet, or other Bluetooth-enabled devices. The speaker pairs effortlessly with up to two devices simultaneously, making it easy for friends to take turns playing their favorite tracks.

Smart Multi-Speaker Connectivity

Use Auracast™ multi-speaker connection to link multiple Harman Kardon speakers or compatible models together. This lets you expand your sound across rooms or create a synchronized audio setup for larger gatherings.

Portable with Long Battery Life

Built-in rechargeable battery provides up to 8 hours of playtime on a full charge, giving you hours of uninterrupted music without being tied to a power outlet.

Self-Tuning & Smart Design

An automatic self-tuning feature optimizes sound based on your surroundings, ensuring great audio quality wherever you place the speaker. Its iconic circular design and integrated aluminum handle not only look stylish but make the unit easy to carry from room to room.

Added Convenience

The speaker also includes a USB port to recharge your mobile devices while you enjoy your music — a practical touch for modern usage.

Key Specifications

Bluetooth Version: 5.3

Output Power: ~50W RMS

Playtime: Up to 8 hours

Wireless Connectivity: Dual-device Bluetooth Streaming

Battery Charge Time: ~4 hours

Automatic Sound Calibration: Self-Tuning tech