This headset adapter by Delock enables the connection of an iPhone headset with 3.5 mm 4 pin stereo jack male connector to your computer or notebook with two 3.5 mm 3 pin stereo jack female ports. Specification • Connector: 1 x stereo jack female 3.5 mm 4 pin > 2 x stereo jack male 3.5 mm 3 pin • Stereo jack male: red: microphone / green: audio • Pin assignment 4 pin stereo jack female with CTIA standard: Audio left – Audio right – GND – AUX • Colour: white • Cable length: ca. 20 cm (incl. connector) System requirements • Two free stereo ports: microphone and audio Package content • Adapter Package • Poly bag