Harman Kardon Onyx Studio 9 Color:Black Twist to adjust volume and

Twist to adjust volume and manage playback

covering an ultra-wide frequency range of 20-40KHz

so you can monitor the performance of the power bank at any time

but it also ensures that your phone stays in place while driving

Harman Kardon Onyx Studio 9 Color:Black Twist to adjust volume andSuperior sound performance with a wider soundstage Get lost in your music with our new Constant Sound Field technology. The three channel system, featuring a dedicated center channel for crystal clear vocals surrounded by two specially designed tweeters, delivers a wider soundstage. This immersive experience brings your favorite songs to life all around you. Iconic design The Harman Kardon Onyx Studio 9 has a clean, circular design that looks great