Price: $550 per 1m cable


Colin said: It’s not often that I hear audio cables that offer actual improvements in the sound. But from the moment I first heard it, I knew that Synergistic Research’s Tesla Tricon USB was the real deal, and an absolute must-have for those who’ve moved to a computer-based digital audio source -- without it, you’re hearing only a small fraction of your system’s performance capability.

Read the SoundStage! review.

The gist: OK, so they do make a difference.