Audifonos Ultimate Ears Metro Fi 100

The Metro.fi 100 offers superior sound quality with extended bass and noise isolation. The form factor is small and lightweight providing excellent comfort and fit. It has a low friction fabric cord that eliminates cables tangles. Through it's confortable in-ear design, the Metro.fi 100 provides noise isolation that reduces ambient interference and enhances quality of sound. Accessories include three gel ear tip sizes: small, medium and large, as well as a pocket ready hard carrying case. Product specifications are 10mm Mylar speaker, 103 dB SPL/mW at 1kHz input sensitivity, 17 Ohms nominal impedance, 46 inch cable length, 1/8 inch (3.5mm) stereo plug, 20 Hz-15 kHz frequency response, and 16 dB of noise isolation