Its a 2.4Ghz Transmitter that R2 Hobbies sell for near nothing
Its out of stock at the moment though, guess all the Swedes that
have raved about it the last couple of weeks have bought them all
The Transmitter/Receiver is US$43.72
The receiver sell for US$9.16
http://www.r2hobbies.com/products.php?cat=71