Beyours&reg; 3 pieces Gold Plated 3.5mm male to 6.35 mm (1/4 inch) Female Stereo Adapter Convenient and cost-effective 3 pieces 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! This product is sold by Beyours brand,please pay attention to our logo when you got the package.