The phone uses an internal configuration XE4/Pro four microdrivers with balanced armature technology and an integrated three-way crossover providing a listening experience like no other, with a super comfortable and crisp sound. Specifications: Sensitivity: 118 dB / mW Frequency Response: 10 Hz -17 kHz Impedance: 25 ohms Internal configuration of speakers: 4 microdrivers balanced...
Fits iPod and iPhone earbuds (those included in the original Apple retail packaging). Simply snaps into place on your earbuds. Fits most BlackBerry® and other manufacturers' standard earbuds. Always keeps your earbuds available at shoulder height. One Year Limited Warranty