Elevate your everyday listening to an extraordinary sound experience with the Harman Kardon Onyx Studio 9. This elegant wireless Bluetooth portable home speaker delivers superior audio performance with crystal-clear vocals, bright highs, and deep bass that make your favorite music feel thrillingly immersive. Constant Sound Field technology widens the soundstage and improves the clarity and detail of your music. The substantial integrated handle (made with 90% recycled aluminum) and built-in battery with 8 hours of playtime make the Onyx Studio 9 easy to move with you in and around your home, and a built-in USB port recharges your device while you enjoyy. Immersive Audio: The Onyx Studio 9 wireless portable speaker delivers crystal-clear vocals, bright highs and deep bass with a handle of recycled aluminium for easy portability and an elegant design that elevates any space. Convenient Smart Speaker: Charge your mobile device with the USB charging port and enjoy up to 8 hours of uninterrupted playtime, allowing you to easily move this portable Bluetooth speaker from room to room. Boost Your Sound: Wirelessly pair two Onyx 9 speakers for mesmerising audio, or use Auracast to link multiple Auracast enabled speakers, even from other brands, for a synchronized listening experience. Self-Tuning: When powered on, the Onyx Studio 9 wireless speaker automatically calibrates to its environment, ensuring rich, immersive audio wherever you set it down. Personalised Control: Use the Harman Kardon ONE app to easily set up your Onyx Studio 9 wireless speaker, customise EQ settings and manage all compatible Bluetooth speakers in one convenient interface.