Headphone adapter with microphone - Ovleng CA 8211

New generation devices such as notebooks often no longer have separate headphone and microphone connectors, but like smartphones they have only one socket.
This cable, with a length of 15 cm, allows to use the normal headphones with microphone equipped with double connector.
The plug is from 3,5 mm, as well as the two sockets (red= mic. green = headphone).