Hey i recently purchased the dt880 as my 600ohm headphones. They arrived today which is the fastest shipping i've had from the us. However, looking at the the fedex invoice the description was "refurbished audio equipment". The box didn't come sealed and it was full white not orange like i've...

Hey i'm looking to purchase my first set of headphones and i'm wondering which of the 2 would be a better choice. I know the ad900 is open and the fa-003 is closed but i don't really know the advantages of each. I'll be using the headphones at home so i don't really need isolation. I don't...