E100 vs. W100 - whats the difference?

[kimusan]

I just saw that HTC is releasing a stereo headset with audio control called E100
http://www.expansys.com/htc/p_htc_item.aspx?i=150191
bit I simply cant see where it differs from the W100.
Does anyone know this?

[Azamat]

I guess it's the same, but the E100 has a headset with it, the W100 does not