Here is what I have got. The speakers are a pretty new upgrade from an M&K system. So far, very happy. Monitor Audio Gold GR10 (Mains) Monitor Audio Gold GR Center (Center) Monitor Audio Gold GRfx (Bipole/Dipole Surrounds) Axiom EP500 (Sub) HK DPR-2005 (Receiver/PrePro - Amp for Surrounds)...