I ais 2 years. I just bought a Sennheiser HD280pro for closing (making battery in my case). Comfort is really at the top. Contrary to previous opinion, I would say it is much more balanced than the HD 280pro, which he has abused the low and high aggressive enough. So, these two headphones complement each other well: the Senn for noisy environments, the K240 to experience all the finesse of the music. I find pretty well balanced BM6A (everything is relative of course!). When I listen to a mix in the evening after having done so on the monitors, it sounds bah still pretty similar.

I think the person of the previous opinion had too accustomed to his Vivanco. But I do not get me any more. A headphone that complies with the stereo headset despite the fact ... Senn is the largest, with a hole between the center and ends. So I think it's easy with this K240studio premixes. It will also be very good in decision-vocals, guitars (anything that is not too loud, because it isolates very little ...
Spent whole days without a headache or ears: AKG thank you!