Shunyata Research Sigma SP. 2.5 Meters (PAIR)

Just over two years ago, I purchased three pairs of Shunyata Sigma Speaker Cables.  I was stunned at the time of installation with the increase in sonic clarity over the much more expensive Transparent cables I replaced.  It sounded so much better that I felt like I had purchase new electronics, ...

Just over two years ago, I purchased three pairs of Shunyata Sigma Speaker Ca...