“ These IEMs have an MRSP of $40. For that price they are not worth it. However, in many discount places, especially in Canada, you may find these @ $15 or less. If you find them for this price, grab them. I personally paid $10. Sound is great for the price. They look very rugged and feel solid, I believe they are made from aluminum. The cord is also tangle free and feels very nice....” --thug behram
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...