JDI JD190-series headset with EH5 earpiece

• Microphone size: 34*25*27 mm

Earphone Unit

• Diameter: 15 mm
• Out Level: 92 dB@0.05 Watt. 0.01 Meter. (Artificial Ear IEC-318)
• Input Power: 0.1W
• Max Input Power: 0.2W
• Output Impedance: 32 ohm

Microphone Unit

• Type of Element: Non-directional Electric condenser
• Sensitivity: -38dB (1V/ 1Pa)
• Output Impedance: 2K ohm