Sony WHCH720N Wireless Over-Ear Noise Canceling Headphones (Black) The Sony WHCH720N Wireless Over the Ear Noise Canceling Headphones feature Adjustable Ambient Sound mode and Adaptive Sound control that tailors sound to suit the environment around you. Stay Aware When Needed Ambient Sound mode and the Focus on Voice setting help you hear important sounds or have conversations without removing your headphones. | Sony | | WHCH720N Noise Canceling Headphones with Wireless Audio Adapter | Black | Best Buy