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...
These fabulous "Skull" ear buds are sure to get noticed. A fun way to accessorize your MP3 player, PDA or laptop. your ears Works with devices such as: Portable gaming systems, MP3 players, PDAs and Laptop computers Compatible with a standard 3.5 mm headphone socket Includes two sets of soft silicone tips. Hip, cute and practical..what more could you want ?