The iFi catalogue of products is getting ... powered speaker or what-have-you is made, the Zen DAC 3 can act as a preamplifier and control volume (‘variable’) or just as another line-level ...

Opinions expressed by Forbes Contributors are their own. Technology journalist specializing in audio, computing and Apple Macs. British company iFi Audio is one of my favorite makes of headphone ...

One such amplifier is the new iFi Zen Cam 3, a stunning little headphone ... The next control is a large rotary volume knob for controlling how much sound is fed to the headphones.