HEADPHONE SECTION
Speaker:Φ40mm Sensitivity:105dB S.P.L at 1KHz
Impedance:32Ω Frequency Response:20Hz-20,000Hz
Rated Power:15mW                                                                                                                                                                                                  Power Capability:150mW
Cable Length:Approx.2.0m±0.15m
Plug Type:Φ3.5mm Stereo

MICROPHONE SECTION
Microphone Unit:6X5mm Dia.Electret condenser
Microphone Directivity:Omni Direction
Sensitivity:-58dB±2dB Impedance:Low
Frequency Response:30Hz to 16,000Hz
Standard Operating Voltage:3V