C'est vrai que ça parait cher, mais j'vous assure qu'a ce niveau là, on est vraiment tres loin de ce que l'on peut trouver sur le marché actuellement. sinon, pour ce qui est des comparaisons avec les anciens ER-6, j'ai trouvé ça sur le Net (une reponse de mail àEtymotic )
"We have had many requests to come out with a white ER-6 for the iPod. If we simply did that it would make customers happy. Why would that be a bad or sell-out type of thing? We have worked with Apple, and we demonstrated how the iPOD rolled off the low frequencies, depending on headphone load.
The ER-6i is more than a white ER-6. We used a different transducer than the normal ER-6 and increased the sensitivity and lowered the impedance. The extra sensitiivity and low frequency output will be usefull for many low powered players.
There have been some tooling changes which allowed us to skip the metal bushing for the sound output. The smaller sized tube requires different eartips, but will fit more comfortably in smaller ears. The ER-6i will also use a strain relief to help reduce cable breakage at the transducer.
We don't expect to have production quantity of the ER-6i until the end of July, and it may take a couple weeks more before end customers get their orders filled.
Don Wilson
Etymotic Research"