This headset adapter by Delock enables the connection of a Smartphone headset with 3.5 mm 4 pin stereo jack male connector to a computer or laptop with two 3.5 mm 3 pin stereo jack female ports.

System requirements:
• Two free stereo ports: microphone and audio

Specification:
• Connectors:
  1 x 3.5 mm 4 pin stereo jack female >
  2 x 3.5 mm 3 pin stereo jack male
• Stereo jack male: red: microphone / green: speaker
• Pin assignment 4 pin stereo jack female with CTIA standard:
  Audio left - Audio right - GND - AUX
• Contacts gold-plated
• Colour: black
• Length incl. connectors: ca. 20 cm

Package content:
• Adapter