The most common reaction folks have with their first experience listening to audiophile headphone systems is “I’ve heard stuff I’ve never heard before, I’m going to have to listen to my whole music collection over again!"
Chances are, the first time you hear a good headphone system with quality headphones, source material, and headphone amp and/or DAC; you'll be taken aback by the excellent level of audio performance. Musical resolution and detail can actually surpass speakers, thanks to the small space they need to fill and the relative ease of powering the comparatively small drivers inside headphones. Audio headphone amplifiers use high quality parts and electronics to provide more robust clean power and volume, along with a host of other potential features such as gain control, processors and EQ settings, to name a few. Read more about the benefits of a headphone amp.
While many high-end headphones require a headphone amp to be driven properly, most headphones will benefit from a headphone amp with improved musical detail, clarity, and faster dynamic response.