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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