Many laptops feature only a single 4pin 3.5mm audio port, however, the standard computer headphone has two 3.5mm 3pin jacks - one for earphone and the other for microphone. So you will need this audio adapter for the solution.

• Features one 3.5mm 4pin male plug and two 3.5mm 3pin female connectors
• Allows you to use the standard computer headphone on the laptop
• Specifically designed for laptops which only have one 4pin 3.5mm audio port
• Easy and convenient to use
• No retail packaging
• Note: This adapter is not a headphone splitter. It cannot be used to split the audio output to two separate sets of headphones or speakers.

Package included:

• 1 x Audio Adapter 3.5mm 4pin Male to Dual 3.5mm 3pin Female Earphone & Microphone - Black
• Accessory only, devices not included