Australia.

Auctioning on eBay a David Clark H10-13X Electronic Noise Cancellation
pilot headset. Excellent condition, barely used, still under
warranty. Includes DC carry case.

http://cgi.ebay.com.au/ws/eBayISAPI....MESE%3AIT&rd=1

http://www.davidclark.com/HeadsetPgs/h10-13x.htm

Listed in category: Cars, Bikes & Boats Other Parts & Accessories
Aircraft Parts & Accessories.