I have my spare one for sale, bought this off a oople member a while ago and was used in my touring car . Its been waterproofed and works perfectly.
Info here. . .
http://www.wheelspinmodels.co.uk/ite...-System__625e/
£50 posted recorded
Or included with a full Futaba 2.4ghz 3GR system for £180 (so that would be the tranny and TWO receivers)