For the very first time, iFi is tapping into the sub-$150 market with the release of ZEN series. Zen DAC is more on the traditional side, a barebone DAC/AMP sporting a USB port, 2 RCA outputs and one 4.4mm balanced output. The front panel sports a 1/4'' jack, a 4.4mm balanced jack, a gain...

I got an SRD7-PRO 2 months ago and have been pretty satisfied with it. Today I accidently unplugged the power cord and.............nothing. Really? I was expecting the headphones to suddenly quiet down or something. I kept it unplugged for 20 minutes and my STAXes are still working just fine. I...