“My first quality IEM purchase was the Hifiman RE-400 when they first came out. I was used to low end Skullcandy sets at the time, and I really wanted to see what "reference sound" sounded like for a reasonable price of under $100. At the time, I felt anything above that price was absurd for me to purchase. From the first listen, the RE-400 showed me what quality sounded like. I was...” --bhazard
First custom earphone in the world with a single 14mm dynamic driver couples with advanced frequency suppression technology (FST). Frequency Response: 10-20000 Hz Impedance：16ohms（including cable） Sensitivity (at 1kHz)：116dB spl (1mW) Important: Due to the size of the driver, people with small ears may not be able to fit. We would need your ear impressions to check for sizes...