This cable replaces SC7 3.5mm TRS (3-pole) to TRRS (4-pole) Patch Cable. This can be used to connect your phone, most system martphone, PC or any other electronic devices with combined mic/headphone TRRS jack into a recording microphone that requires a TRS input. Features - Color: Black. - Material: PU spring wire - Size: 50.00X3.20X1.00 cm/ 19.65X1.26X0.39 inch. - It's designed to allow various video and microphones. No static, no crackling, no noise. - Golden Plated plug is anti-oxidant and excellent conductivity, allows for many years of trouble free usage. - Better tensile strength and abrasion resistance than others. Prevent twisting and free. - High fidelity design to ensure stable and no loss transmission of audio signal, sound quality will not be reduced by transmission. - Insert the gray head into the Phone or Mic/headset jack that requires a TRRS input and into microphone videomicro mics, camera, etc. Package list: 1 x TRS to TRRS Microphone Cable