“ These IEM's arent the greatest. But these ARE the greatest for $5!! Seperation is great, Clarity is great, Detail is great! Bass is superb! Doesnt muddle out the highs and mids. This is the best buds that ive had for just $5! A reminder, these arent audiophile IEM's, but because if the price, they are probably the best IEM's out there! ” --Ezio
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...