Harman Kardon Onyx Studio 9 – Portable Stereo Bluetooth Home Speaker with Built-in Battery and USB Charging, self-Tuning, and Multi-Speaker Connection by Auracast

The Harman Kardon Onyx Studio 9 is a premium portable stereo Bluetooth speaker designed to bring bold, balanced sound into any space — from living rooms and patios to bedrooms and kitchens. With Harman Kardon’s signature acoustic engineering, the Onyx Studio 9 delivers deep, immersive bass, detailed mids, and crisp highs that make music, podcasts, and movies come alive with clarity and presence.

Built for flexibility, the Onyx Studio 9 features a built‑in rechargeable battery that lets you enjoy hours of wireless playback without being tied to a power outlet. When you need extra convenience, the USB charging port doubles as a power source to charge your phone or other compatible devices, making it a great companion for daily use at home or on the go.

One of the Onyx Studio 9’s standout technologies is self‑tuning, which continuously analyzes the acoustic environment and optimizes the speaker’s output for the best possible sound in the room. Whether it’s placed on a shelf, countertop, or floor, the speaker adapts so your music always sounds full and well‑balanced.

With wireless Bluetooth streaming, you can easily connect your smartphone, tablet, or laptop to play playlists, podcasts, and more. For even greater impact, Auracast™ multi‑speaker connection lets you link multiple compatible Harman Kardon speakers together for synchronized playback and expanded sound coverage — ideal for parties, gatherings, or whole‑home audio setups.

Finished in a sleek, modern design with premium materials and a convenient built‑in handle, the Harman Kardon Onyx Studio 9 blends powerful performance, intelligent features, and true portability into one elegant wireless speaker — perfect for anyone who wants high‑fidelity audio anywhere in the home.