I would like to get a good 5 chnl amp and a pre/ pro. What I have know is just ok. I have a Onkyo tx-sr700, front sp are klf 20, center klf c7, rear klf 10, velodyne 12/10 sub. I was looking at a Rotel rmb 1075 amp is this a good amp and will it have enough power to run my klfs.