I would guess the Roland BK7M would be the ideal solution to a setup like this. Its meant to be controlled form another instrument so setup may be easier than a stand alone unit.
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Bill in SC --- Roland BK9 (2) Roland BK7M, Roland PK5 Pedals, Roland FP90, Roland CM30 (2), JBL Eon Ones (2) JBL 610 Monitor, Behringer Sub, EV mics, Apple iPad (2) Behringer DJ mixer