The Nav-Data Technologies deluxe headset has one of the best passive noise reduction ratings of any headset available at any cost. There are many reasons to own the Nav-Data Headset :

• Switch selectable stereo or mono operation
  
• Dual volume controls
  
• Gel earseals for extra comfort and noise attenuation
  
• Super padded head band for comfort during long flights
  
• Full flexible mic boom - stays where you put it!
  
• Noise canceling electret mic
  
• Weighs only 14.3 ounces