About this item 1/8 Audio Extension Cord: This 3.5mm male to female extension is designed to extend the reach of headphones with a mini stereo phone plug, ideal for extending the length of PC, TV, or gaming controller to your headsets or speakers. Experience the convenience of listening from farther away with this essential headphone extension cable. TRRS 4 Pole Standard: This extension cord features CTIA TRRS standard, allowing compatibility with TRRS microphones or mic-built-in headphones. Audio output & mic input provide an ultra-efficient solution to any cable length problems. Note: When using the microphone function, this TRRS extend cord is not recommended for use with certain earbuds. When connecting microphones, only TRRS standard microphones are supported. Not for condenser or TRS microphones. Looks as good as it performs: 24K gold-plated contacts, triple shielding jacket, tough nylon-braided cover, snugly-fit design, pure metal housing, and oxygen-free copper wiring ensure th