Sony MDR-NC33 Noice Canceling Headphones [Bulk Packaging]

Product Description
Sony MDR-NC33 noise canceling headphones enhance your listening experience by providing a little peace and quiet. The compact and comfortable earbud-style headphones fit in the palm of your hand for less hassle while at work or during travel, yet they're powerful enough to reduce 90 percent of ambient noise. Enjoy studio-quality sound from the 13.5mm driver units, while a convenient monitor switch allows you to minimize your audio and listen to conversation. When noise cancellation isn't necessary, the passive feature lets you operate the MDR-NC33 headphones as regular stereo headphones without battery
90% ambient Noise Reduction
Monitor switch lets you mute audio to listen outside
Vertical style sits comfortably in the ear
13.5mm driver units for wider frequency response