dt 770 pro

I was going to purchase the 250ohms DT770 Pro for phone use as well as PC use but I realised that you need a hell of a powerful and expensive amp for them to work. So I decided to downgrade and maybe get the 80ohm version instead will I require an amp for these to perform to the maximum...

Hello everybody, i have the beyerdynamic dt 770 pro 80ohm version. I have for a long time used the reciever/amp for my speaker system at home, however, i have decided to get rid of these, wherefore i need to get an amp/dac for my headphones. The headphones are primarily being used in my laptop...

So recently, I recieved my beyer dt 770 pro 80. I got the 80 ohm version, because I will get an amp pretty soon. Now, I listened to Lean on, and Marian Hill- one time. In the start of both these songs, when playing through my laptop or desktop, its rattling. Now, if I play the excact same song...

So i am going to buy the dt 770 pro, but i dont know if i should get the 32 or 80 ohm version. I will be using it in my phone, dekstop and laptop. I am also gonna buy a dragonfly v1.2 if that makes any difference. So are there any differences in sound quality beteen the two models? And which...