Excerpt: Excellent balanced sound.
As usual : best sound with good source and good headphone amp.
That's the best earbuds i've ever owned compared to high end models (Grado GR10: harsh sound even after a long break in, Senheiser Momentum in-ear not balanced: too much bass and less refined sound.
Excerpt: I have worn these:
- on stage to monitor playing my own instrument = Awesome
- in coffee shops to focus on completing work projects while completely blocking out people talking in distracting shrill and loud voices = Success
- to monitor video camera audio feed = Not So Good
These earbud headphones...
Excerpt: I purchased the Etymotic Research ER-4PT because I was going on a plane trip and I wanted the maximum passive noise isolation and the clearest sound reproduction possible. These ER-4PT headphones did not disappoint.
Excerpt: I lost my prized HF5's and decided to make the leap to the ER-4pt's. I am pleased with my choice. These have a more robust construction than the HR5s, which felt dainty in comparison. The sound is a little more accurate and immersive than the HR5's.
Any of the big box brand headphones are boomy garbage compared to any reasonable IEM
Critsie Baut, Amazon
10 January 2016
Summary: Another user said these are light on the low end -- I agree. It reproduces the low end in a manner similar to the way it was actually recorded. Any of the big box brand headphones are boomy garbage compared to any reasonable IEM.