Size : 20 cm 3.5mm Speaker and headphone Splitter with two male ports: one for Headphone Jack on your PC/Laptop,the other for Mic Jack on your PC/Laptop. Headset to PC adapter, With 3.5mm Speaker Mic Stereo Audio Y adapter, you can connect your newer headsets (audio & microphone) to a PC or Laptop. 3.5mm audio Y splitter cable provide maximum conductivity and durability, Compact design for maximum portability - a great solution to have on hand in your laptop bag 3.5mm stereo splitter cable allows you to easily connect your stereo headset Mic to a PC audio port and mic port at the same time If you are using Microphone to record voice/Song with this product in Mobile/Laptop/PC then using Voice record application, otherwise voice not record.