PC hardware Wired Gaming Headset (White) [ATHGDL3WH] [Condition : Microphone not working]

Product description ※Please note that product information is not in full comprehensive meaning because of the machine translation.

This item has the following defects.
Microphone does not work.
* Operation is defective.
Specifications
Body Weight : approx. 220g (excluding cord) / approx. 227g (excluding cord, including detachable microphone)
Cable Length : approx. 3.5 mm
Stereo 4-pole mini plug : approx. 1.2m
3.5 mm Stereo 3-pole mini plug : approx. 3.0m
Plug Shape : approx. 3.5 mm
Accessories : detachable microphone (with windscreen), detachable cord (1.2m / φ 3.5 mm gold-plated stereo 4-pole mini plug), detachable PC cord (3.0m / φ 3.5 mm gold-plated stereo 3-pole mini plug x 2), instruction manual, outer box
Frequency Characteristics : 10 to 35000 Hz
Impedance : 45 Ω
Volume control : yes
Driver Type : dynamic
Type : electret condenser
Directivity : hypercardioid
Frequency Characteristics : 30 to 20000 Hz
Input Sensitivity : 43 dB (0 dB = 1V/Pa, 1 kHz)
Mute Function (headset) : yes
Main Supported Models : PS4, PS5, Xbox One, Xbox Series X, Nintendo Switch, notebook PCs, desktop PCs, and other devices with a Φ 3.5 mm stereo mini-jack, or devices with individual microphone input / headphone output.
[Headphone part]
Type : open back dynamic
Driver : Φ 45 mm
Output sound pressure level : 98dB/mW
[Temperature range] 5 to 40 ° C