Pocked-Lint: Headphones, or more accurately in the case of the Digital Silence DS-321D, earphones, with noise cancellation technology are nothing especially new. But the technology continues to improve, and more importantly they are getting less bulky and consume less power.
But style is nothing without performance, so we need to establish how good the DS-321Ds are at filtering the nonsense of travel and other unwanted noise. So we put these earphones to the test, because, as they say, silence is golden.
