Harman Kardon Onyx Studio 9 - Portable Stereo Bluetooth Home Speaker

Bluetooth music streaming: The Harman Kardon Onyx Studio 9 pairs seamlessly with up to two mobile devices simultaneously. Take turns sharing playlists and music, all in enhanced, dynamic sound. Built-in battery: With its rechargeable built-in battery, you can enjoy the Harman Kardon Onyx Studio 9 anywhere in your home, and easily transport it from one room to another for up to 8 hours of playtime Self-Tuning: Enjoy perfect sounds wherever you take the music. When you power on, the Onyx Studio 9 automatically calibrates to its environment, ensuring the best sound possible no matter where you set it down. Boost stereo sound with two speakers: Quickly and easily turn up the celebration with a wider, more detailed soundstage by pairing two Onyx Studio 9 speakers together, wirelessly.