"As far as we’re aware, this is currently as good as it gets for making the most of listening in planes, trains and automobiles and is a fitting match to the best of today’s portable music players."
- In passive mode, sound is genuinely hi-fi
- 'NoiseGard’ cancelling of unwanted background noise is very significant
- Hiss level is not inaudible
- Some coloration in the midrange
- Require an extension cable for home use