What i need for this set?

Anton
Anton Posts: 3
What i need to reveal 100% of the potential in this set?What do you think about the Rotel RB-1095 or RB 1090 for fronts?I don't know what I need to buy that would have set this as the position of trading in.
2x Polk Audio RTi A9 (front)
1x Polk Audio CSI A6 (center)
2x Polk Audio RTi A3 (back)
1x Polk Audio PSW-505