I am currently using the HD598 with M1DAC & M1HPA. The sound is overall balanced and just a little bit warm, and I really love the sound this combo produces. However, I want to find a headphone that provides more detail and a little bit more bass, but still maintaining the overall balance. I am...

I have read some of the posts here about HD598 and I still cannot get the answer of how to choose a suitable dac/amp for HD598. Here's the situation.   I bought the HD598 a year ago and I have tried a lot of dac and dac combos for the HD598. Since this is the first time I bought a...