I don't know about noise cancelling headphones, but I would certainly say that from my experience Sennheisser's reputation for headphones is well deserved. At all price levels, the quality is good. Having said that, I do not currently use Sennheisser headphones. Iain. ** Going on holiday and want to halt messages? Send a message to:- ** access-uk-request@xxxxxxxxxxxxx ** and in the Subject line type ** vacation ## d ** where ## is the number of days followed by d for days. ** For other things like digest mode, send a message, to ** access-uk-request@xxxxxxxxxxxxx with the Subject:- faq