Thank you!

I recently purchased a Sony MDR XB 450 and as a beginner in the world of headphones I m quite satisfied with them. I would like to purchase a portable amp/dac to enhance the sound's quality. Is it worth to buy one with such headphones and if yes any one in particular you guys would recommend? I...

Good morning everyone. I just signed in today,been reading the forum for soemtime now and i m still quite an ignorant concerning sound and gear. Thanks for having me here. Cheers