He was flying a Rhapsody from lorenz (www.f3alorenz.de). "normal" 2 meter patern plane, but they were laid up a bit lighter (no vibration to worry about, so can use less material in some places). Power system is a hacker C50 acro, 14 wind if memory serves,.. geared 6.7 spinning a 22X12 APC electric prop using a hacker 77-3p controller and 10 series, 3 parallel lithium polymer batteries from thunder power, total capacity 6150mah. not sure on specific servos , but futaba radio equipment of course. all up weight 10.6 lbs.