| The Mark Levinson No. 5909 is the company's first wireless headphones. It's "reference class" and comes in black, pewter and red color options.. The headphones start at $999 and will be available starting today in the U.S. A quick-charge feature will give you up to six hours of play time in 15 minutes, the company says, via an app for Android and iOS.The company also packed in four microphones for calls that are equipped with a so-called Smart Wind Adaption feature., via Bluetooth 5.1. |