This type earphone for mp3, mp4, ipod, iphone
Speaker size: 15mm
Impedance: 32 Ohms
Mylar: Six
Frequency response: 20Hz to 20kHz
Sensitivity: 113 ± 3dB
Rated power: 10mW
Maximum power: 30mW
Distortion degree: < 3%
Lanyard with iPhone Stereo Plug Earphone (Tcc-iPhone02)