I used to write this post to emphasize the problem of bass these headphones! It's a real headache for the composition electro (bcp big kick), it emulates an effect loundness! I strongly recommend for monitoring!
When the mix, since it rounds up the beats, it's more work for the ear! Although it eventually gets used to very quickly get bored with! I was taken to replace the Mdr-V500 (headphone 80 euros now) is incomparable.