No. Where did you see it? What does it entail and what does it cost?
Do a search for "Lopresti Headset" and you'll get gajillion hits.
Here's one:
http://www.sbwire.com/news/view/11896
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Jay Honeck
Iowa City, IA
Pathfinder N56993
www.AlexisParkInn.com
"Your Aviation Destination"