Headset adapter, 4-pole 3.5 mm jack to 2x 3-pole 3.5 mm sockets, CTIA pin configuration, black, 0.2 m, Good Connections. With the Good Connections headset adapter, you can use your conventional headset with two 3-pole 3.5 mm plugs on your smartphone, tablet, notebook, and many other devices with a 4-pole 3.5 mm socket. The connectors are color-coded for easy connection.

Pin configuration according to CTIA standard. The 4-pole jack of this adapter is wired according to the Cellular Telecommunications Industry Association (CTIA) standard. According to this standard, the plug is wired from the tip to the sleeve as follows: - L = Left audio signal - R = Right audio signal - GND = Common ground (return path) - AUX = Additional signal, e.g., microphone.

Notes: Please first check whether your devices support the OMTP or CTIA standard. A 4-pole 3.5 mm socket with CTIA pin configuration is required for the proper functioning of the adapter.