stereo headphone with microphone

stereo headphone with microphone
A) Speaker diameter: 40mm
B) Impedance: 32 ohms
C) Sensitivity: 1052dB, S. P. L. At 1kHz
D) Frequency response: 20Hz-20, 000Hz
E) Max. Input power: 100mW
F) Cord length: Approx. 2-2.2m
G) Plugs type: 3.5mm stereo

Microphone specifications:
A) Dimensions: 6 x 5mm
B) Directivity: Omnidirectional
C) Impedance: Low impedance
D) Sensitivity: -542dB
E) Frequency response: 20Hz-20, 000Hz
F) Rated voltage: 3V

1) Adjustable headband, wear comfortable
2) With the function of noise cancelling
3) Omni-directional microphone for clear voice pick-up
4) Soft cushion earcup for maximum comfort
5) With volume control in line
6) RoHS available
7) Double blister packing