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...
“I have Music One for a while now, I already wrote some impressions in the Custom Art thread in here. So I decided to combine them and do a proper review. It is a little gem that punches way above its price point, so definitely deserves a review in my view. Starting with the design. Single BA per side, silicone earpieces, permanent or optional detachable cable (with a little extra...” --AmberOzL