3.5mm Plug Jack Stereo TRRS Headset Audio Socket Breakout Board Extension ModuleFeatures:
Name: Audio breakout board
1. TRRS connectors are the audio-style connectors that you see on some phones, MP3 players and development boards.
2. TRRS stands for “Tip, Ring, Ring, Sleeve,” which reflects the fact that, unlike a standard stereo connector, this actually has three conductors and a ground.
3. Some devices use the extra conductor for a microphone (like hands-free headsets) or to carry a video signal (like in some MP3/MP4 players).
4. Mini design, portable and easy to use
5. Size: Approx 1.7*1.2cm / 0.6*0.5 inch
6. Material: Plastic + metal
1 x Audio breakout with pins