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...
“ Foreword: I'm a production manager, but mainly focus on live sound engineering and lighting. I install and tune P.A equipment, and mix live acts in: - live venues, - concert halls, - bars, and - nightclubs. I've taken a huge liking to headphones - IEMs in particular. I like the idea of having my own personal PA system that I can take with me anywhere. With Rockbox being in...” --White Lotus