I have a used, but 100% working KO Mars R for sale.
Comes with a futaba receiver and a set of crystals (40.895MHz).
It is one of a kind with LCD backlight! Not standard on this model.
Spec:
http://www.horizonhobby.co.uk/autoon...bex1marsr.html
Located in Denmark, but can be shipped worldwide.
Can accept paypal.
£100 + shipping
/Peter