Glad that they worked for you. I suspect that there are many different types by different makers. I installed sets on my speaker wires because I thought that I may be moving things around more often than before.

The Rat. M80s, VP-150, QS8s, SVS PC 20-39+, OPPO, Onkyo 703s, Harmony 880 Sony 60" SXRD HDTV