ROLINE 4 Conductor 3.5 mm Stereo Plug (speaker+microphone), 15 cm (11.09. 4441-20)Audio Y-cable for connection of a speaker/headphone and a microphone Connectors: 1x 3.5 mm stereo plug M, 2x 3.5 mm stereo plug F 3.5 mm stereo plug with 4 conductors Colour: black Length: 15 cm Manufacturer ROLINEProduct group Adapters, Terminators, ConvertersProduct type 3.5 mm AdapterSide 1 Connector Type Mini Phone Stereo 3.5 mm, 3-pinSide 1 Connector Gender MaleSide 2 Connector Type Mini Phone Stereo 3.5 mm, 3-pinSide 2 Connector Gender FemaleArea of application External