Aurum Cables Combo 4-Pack 6.35mm Male to 3.5mm Female Stereo Adapter Convenient and cost-effective Combo 4-pack 6.35 (1/4 inch) Plug (Male) to 3.5mm (1/8 inch) Jack (Female) Stereo Adapter Perfect for a 6.35 stereo port to accept a standard stereo cable with 3.5mm plug Connect Headphones or Microphones with 1/8 inch plugs to Audio devices with a 1/4 inch Stereo jack Makes your favorite headphones or other devices compatible with most pro audio and home audio equipment! 360 degree grip treads help easy plugging and unplugging