Frequency response: 50Hz-20KHz
Impedance: 680 Ohm
Microphone size: Ø9.7 * 5.0
Sensitivity (sensitivity): - 42dB ± 1.5dB (0dB = 1Pa)
Directivity: single-point, heart-type point
Plug: 3.5mm
Diameter: 2.0MM color weave wiring
Cord length: about 1.2m
Package:1*Dual Ear Hook Headset Head Microphone