“ HERE IS MY FULL REVIEW ON THE TEKFUSION TWINWOOFERS Note: I'm not much of a reviewer, but i had to review these In-Ear Headphones because they are so special to me, and to my collection, so couldn't resist but give you guys some of my views. Hope you like it. Also, if you don't like my review, forgive me for taking your time but i think you won't INTRO Tekfusion Twinwoofers is a...” --audiophilic0
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...