Thanks for both of your inputs on the build quality and customer service. Seems like the UE900s isn't that reliable as a daily driver.

Oh no, what kind of issues have you had? Are they issues with the iem itself, or can they be resolved by replacing the cables? How was the experience with their customer service though? Was it easy to get them fixed?

Would the 900s be considered an upgrade to the DUNU DN-2000j? And how different do they sound? The deal on Massdrop seems tempting!

Many thanks for both of your reply. Was considering to get a pair of B400s to replace the DN-2000J (cables damaged at the Y-splitter), but wasn't sure if it would be suitable, since they're still not out in the stores around my area, and I have no way of trying them out. I started out with a...

Hello, long time lurker here. Im interested to find out how do these compare to the Dunu DN-2000j. Are they comparable? Or do they sound very different?

Hello! I've been lurking around for some time and thought i'd sign up for an account and join in the discussion! Currently using a DUNU DN-2000j for my daily driver!