Thanks very much for the help. You are right about the manual, oh well.

The back cover does not seem to want to come off. I don't want to damage any thing.

Hi, I could please use some help. I received my DX50 last week, it was DOA. I was not happy. After contacting ibasso tech support, and trying out some different options to "fix" it. They agreed to exchange it for a new one. I am very happy. Here is the problem. They want me to remove the...

Thanks for the advice

Being portable would be important. I will be using hp not iem.

 First let me start out by saying that I know that the UH-4 is a amp/dac combo. That said, I don't know enough about how to read the specs of each unit to make an informed decision. Looking at the summary's  they both have digital volume control, bass boost ( C5 +6.5db@ 80 Hz) ( UH-4 2x gain...

I would go with the E12, however from what I have read. The bass boost on E12 is sutler, but it is present. They are both portable. The E12 has a processor and power amp build in. But if your looking for a lot of bass go with the E17. 

I have a pair of ATH-A900X headphones. What I am looking for now is a portable and a desktop amp. I have pretty much decided that I would get the Fiio E12 to use with my phone and iPod. I am having a harder time trying to decided on a desktop. I would like a amp/dac/usb combination. I have...

This was a great review. I have been leaning to the Magni and Modi.To use with my PC. I now have made up my mind. Thanks

Quote: I that I will consider the ATH- A900X. I like the closed back, because the bass will be a little tighter. I think, thanks for the reply.

I am considering purchasing either a pair of ATH-M50, or ATH- AD700. I understand that M-50 have a closed back,and the AD-700 are open. I have not had the chance to listen to either one. I have just read the reviews. I also plan on purchasing the Audioquest Dragonfly dac. I listen to rock...