At this pricepoint you can not expect too much, but I was surprised how, atleast to my ears, they have a better sound than most earphones that can go for three times this price.
I highly reccomend them if you are looking for something cheap that stills sounds great.
Cons: The material of the headband and the earpads are not the most comfortable in the world, but if it bothers you I can highly recommend the beyerdynamics earpads and headband that go with the 770 models, they are a perfect fit for these as well.