Play A-Ha’s MTV Unplugged version of Take On Me at 24-bit/94kHz and the Sennheisers paint a beautifully intimate picture.

Sennheiser HD-660S2 review: easy on the ears at home – but

The improved bass response over the HD-660s means that lows are brilliantly and accurately realized – if you’re used to regular commercial cans, you should hear details you’ve never noticed before. The center mid-range of the 109 PRO is more conservatively tuned, slightly reserved compared to the emphasized 660S2 so it offers a better tonal balance and it doesn't sound as pronounced and at-your-face, voices are less prominent and better blended.I remember the time I tried to turn you into Sig the Swig and took you to the De Wallen in Amsterdam and then the Reeperbahn in Hamburg. The open-backed design means there’s a little sound leakage, and no real isolation from environmental noise. At this point my listening preferences have solidified and I’m no longer flexible with new sounding equipment.

Sennheiser HD 660 S2 headphones are a sound upgrade to a Sennheiser HD 660 S2 headphones are a sound upgrade to a

I instead decided to opt for a sound source where I could get immersed and focused on something else.Nowadays I use the HD660S2’s for almost everything, as I now have this temptation to bring the HD660S2’s to my bedroom computer setup and the HD660S2’s to my living room setup. Although I personally prefer vocal tonality at the forefront of my gear before all else, which is why I’m so picky regarding midrange performance.