Bose X Pilot Headset:

• Full-spectrum noise reduction, clearer audio, lightweight fit
• Significantly less clamping force than most pilot headsets with active noise reduction

Bose pioneered active noise reducing headsets nearly 20 years ago, and pilots continue to prefer the Bose Aviation Headset X today. For eight years in a row, it's been rated #1 in Professional Pilot's annual survey, claiming 2008's top honors for clarity, comfort and technical advancement.

Features of your Bose Aviation X Headset:

• Acoustic Noise Cancelling® headset  technology
  Only from Bose, this patented technology electronically identifies and reduces unwanted noise, allowing improved intelligibility of radio and intercom audio. The continuous roar of flying is reduced, so your concentration is improved.
• TriPort® headset structure
  Proprietary Bose® TriPort® acoustic headset structure, available only from Bose, that helps enable a smaller, more lightweight design. The small mass of air inside the TriPort vents makes for more efficient low-frequency noise reduction, and also helps block high-frequency noise from entering the earcup.
• Active equalization
  Electronically tunes the frequency response, enabling outstanding audio performance for improved speech intelligibility.
• Magnesium alloy headband
  Provides exceptionally strong, durable frame that's remarkably lightweight and comfortable.
• Center torsion spring
  Enjoy a consistent, comfortable fit for any size head with half the clamping force of conventional active headsets.
• Adjustable headband sliders
  Experience a comfortable fit with up to 3 inches of adjustment in headband length.
• Sheepskin headband cushion
  Plush, soft headband cushion eliminates hot spots and provides comfortable, even distribution of the headset weight.
• Earcup rotation
  Earcups rotate10 degrees vertically and horizontally to maintains uniform pressure around the ears for superb noise reduction, performance and comfort.
• Boom microphone
  Enables smoother, more precise adjustment so you can put the microphone right where you want it—and keep it there.
• FAA/JAA TSO Certification
  C-57a and C-58a TSO certified by the FAA/JAA  to meet Technical Standard Order (TSO) performance standards for headsets used on civil aircraft. Aviation Headset X also meets RTCA/DO-160D and DO-214 environmental requirements.

Portable Control Module

• Ergonomic portable control module design
  Enjoy a more comfortable fit in your hand with  all controls within easy reach. 
• Boom microphone
  Enables smoother, more precise adjustment so  you can put the microphone right where you want it-and keep it there.
• Size and Weight
  Breadth: 4.8 to 6.3 inches x Height: 4.5 to  5.7 inches x Weight: 12 oz (340 g).
• FAA TSO'd
  The Bose Aviation Headset , including its  interface, cables, and electret boom microphone, is FAA approved to TSO  C-57a and C-58a.