FXpansion BFD BFD B.O.M.B. - Big Orchestral Marching Band expansion for BFD, orchestral and marching drum instruments, includes set of four timpani, full set of orchestral chimes, 4 pitched bass drums, concert bass drums, marching quad toms played with sticks, mallets & hotrods, 7 marching/orchestral snares, Groove Suite. Requires 40GB hard disk space, internet connection for registration, BFD 1.5 or 2, Win XP/Vista/Mac OSX.