Our Verdict 
One of the most effective upgrades you will ever hear if you own expensive kit.
For 
Against 
Reviewed on

If you're lucky enough to own a sufficiently high-end set-up (we're talking £6k minimum here), add a few metres of Chord Signature to your system and hear the overall performance take a leap upwards. The thrilling dynamics will put a grin on the face of anyone who experiences them.