3.5mm Gold Plated Headphone Mic Audio Splitter Cable Adapter; 4 Pole TRRS to 2 x 3 Pole TRS For iPhone, iPad, Smart Phones, Laptops and PC’s. Turn a single 4-Pole 3.5mm Audio & Mic Port into 2 distinct 3-Pole 3.5mm Audio / Mic ports, allowing you to connect a microphone & external speakers. Can be used with any portable device that uses a 4 position 3.5mm jack, such as iPhones, iPods, iPads, Galaxy Tabs, Surface Tabs & Laptops. Great for recording conversation with the split audio cable connected to the recording device. Ideal for splitting Audio into Left and Right Stereo Sound Systems. Splitter is specifically designed for quality audio applications and allows multi-user listening from the same jack. Splitter Adapter feature’s one 3.5mm Male (TRRS) and two 3.5mm (TRS) Female connectors, enabling you to add a mono microphone input, as well as a stereo output to your PC or Laptop, through a single 3.5mm audio port. It can turn the combo port into two distinct ports one 3.5mm headphone jack and one 3.5mm microphone port, Male to 2 Female Audio & Microphone Headphone Splitter Dual 3.5MM Jack Stereo Headphone Adapter Cable for All Smart Phones, New Laptop with 3.5mm TRRS female port. Includes: 1 x 3.5mm Splitter Cable Adapter