The sound is okay, with good spatial resolution (although it feels the effects of some 3D films), however the headset has a strong tendency to boost the bass, some modern music become unbearable to listen to (too much boom-boom: obligation go through a software equalizer if you listen to PC for example).
atria shake very strong ears and it hurts a spectacle wearer. While it is nice to walk and move down the street with a helmet that holds up well, but be warned if you have glasses.
the soundproofing is not great, ambient sounds are filtered correctly but not really muffled. seinnheiser compared to 429, the Philips soundproof so well. I pity the DJ with this philips ...
Other faults: 3.5 plug "is not bent: using a mobile phone in a pocket, it exceeds 5 cm, it is too much and it increases the risk of breakage also specify that no jack adapter 6.5" is given, it is still an important gap!
for the rest, construction is good, finishing pads is nice (it does not sweat too much), the locking headband is soft and firm, the twisted wire on the upper part is not bad for storage and porting in motion, the thread does not drag too. this headset is quite good value for money (35) harm to the one who wears glasses, branches too tight by the helmet hurt the ears ...