Perfect condition David Clark H10-13.4 Aviation Headset, only used 1 year and still has many more. Still have original documents and never used foam ear pads (gel pads currently installed). This is a great headset, very light, great electret microphone for noise cancellation, gel ear pads for 23 decibel noise reduction, overall great for new or seasoned pilots!
Brand new on Amazon for $689:
http://www.amazon.ca/David-Clark-H10-13-4-Aviation-Headset/dp/B0011Z9PM2