First custom earphone in the world with a single 14mm dynamic driver couples with advanced frequency suppression technology (FST).
Frequency Response: 10-20000 Hz
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 beforehand.
Warranty (parts and labour, shipping excluded):
Earpieces – 12 months
Cable – 3 months