Model : OTC-SH4 ( mp3 type )
type : Canal type
Unit size : 10mm
Sensitivity : 108 ± 3dB 1KHz
Frequency Response : 10~23,000Hz
Impedance : 16Ω ± 15% at 1KHz
Distortion : Max 5%
Cord type : 1.2m blance type
Plug type : 2.5mm Gold plated