I have bought a K540 in September 2013 and it has been broken in 3 months.  Its material quality is the worst I have ever seen.   I am extremely disappointed and will never buy any AKG headphones again.   I cannot use it any longer with those broken parts. See the photos with red marks.    

Musiland Monitor 01 USD should be a good choice http://www.musiland.com.cn/index.php/Product/show/id/143

I have tried "Fast" and "Precision" but I can't tell the difference at all, maybe I do not have a pair of sensitive ears 

I have tried drivers 1.0.12.0 and 1.0.13.0, but I still prefer 1.0.9.0 

Hope you could read Chinese, there are some settings you should adjust in the driver   http://www.soomal.com/doc/20100000689.htm

After reading all the posts here, I am very happy that I have made the right decision as well.   I've been using MM02 for 6 months and I am very satisfied with it.  It only costs me around USD 100 and the sound quality is wonderful.  I have bought a pretty nice USB cable to connect it with my...

My default setting is Level = 4 for all rips.

Yes, it does.  And I have already selected 16 bit / 44.1KHz in the sound.  

It's nice to join Head-Fi as I am new in CAS and I have a simple question about bit perfect streaming. Right now I only use onboard audio chipset VIA 1708B with a toslink to the Zero DAC. Software is Windows 7 with foobar 2K + WASAPI as output at 16 bit / 44.1KHz. How could I know that the...

  Zero DAC from China (USD 100) and sounds good enough to me ^_^