Upgraded to CM4's for my mains. The rest of my equipment is B&W CMC center, DEF TECH SUPER CUBE II and Studio Monitor 350 rears, SONY STR-DA4ES reciever, SONY DVP-NS900V DVD player, Panamax MAX 5510 line conditioner, SONY KV-34XBR800 TV, Monster Z2 biwire speaker cable and all the other cables are monster, XBOX and PS2. Thanks for looking feel free to comment