The Harman Kardon Onyx Studio 2 provides best-in-class audio that is delivered in an iconic design that is destined to become the centerpiece of any room. With the convenience of wireless Bluetooth connectivity and a rechargeable Li-ion battery, you and your music can cut cords and enjoy up to 5-hour playtime anytime, anywhere. Harman Kardon Onyx Studio 2 comes with new features such as a built-in speakerphone with Harman VoiceLogic echo and noise cancellation as well as an auxiliary input. Crafted with premium materials, Onyx Studio2 has been engineered to enhance your demanding lifestyle with the sophisticated, audio excellence expected from Harman Kardon.