Crestron is the only way to fly for ultimate flexibility, but you could try cascading B&K CT-610's or the Xantech MRC-88, B&K and Xantech will do the job but Cretron will give you more room for the ever important UPGRADE! Good luck
"Some may never live but the crazy never die" ~ Hunter S. Thompson "There will be plenty of time to sleep when I am dead" ~ Me