Coming April 2010, pre-order to recieve lowest price!!Available in 4 road numbers ( -01 8705 -02 8712 -03 8724 -04 8731 ) Sound Equipped. The Evolution Series is GE's latest locomotive platform. Each locomotive will be factory ready to run on DC or DCC with optional Soundtrax Tsunami Sound. The model features include: prototype specific details to match the cab, the trucks, the rear lights, etc., particular to each roadname; etched metal details; wire grab irons; laser sharp paint and lettering; Kadee Couplers.