This is the RealFlight Expansion Pack 7 from Great Planes. **Compatible only with RealFlight G5 and above.** FEATURES: Adds 17 new aircraft-13 new airplanes, 3 new rotary wings, and three new flying sites On the Shooting Gallery site, flyers who are tired of having their wings clipped by Loopin" Louie can pull up a single-player target practice game and brush up on their marksmanship before the next combat event INCLUDES: Airplanes; SR-71 "Blackbird" ElectriFly Evader ElectriFly Extra 330SC ElectriFly Silhouette 3D ElectriFly VFO ElectriFly Rifle ElectriFly Nieuport XI Multiplex FunJet Multiplex Merlin Aeroworks Ultimate - Winner of 2009 Futaba XFC Championships! Yak-55 (scale) 3D Hobby Shop"s A J Slick Rockwell Aero Commander Paper Airplane (foam aircraft that looks like a folded paper airplane) Rotary Wings; Heli-Max Novus 125CP Heli-Max Novus 125FP Curtis Youngblood"s Rave 450 PhotoField Airport: Alaska Float Fly 3DFlying Sites; Obstacle Course Shooting Gallery (includes single player target practice game) REQUIRES: Minimum System Requirements; Realflight Generation 5 (or above) COMPATIBILITY NOTE: Expansion Pack 7 is NOT compatible with any version of RealFlight prior to Generation 5 DVD Drive Windows* XP, Vista, Windows 7 or Windows 8 1 GB hard drive space Optimum Performance; Dual Core 2.4GHz CPU 2 GB RAM 3D Accelerated Video Card with 512 MB dedicated video memory *Local Administrator access required jxs 04/20/10