Smart Gala Stone-(2 Pack) Gold Plated 3.5mm Male (1/4 inch) to 6.5mm Female Stereo Adapter 3.5mm male to 6.5mm female stereo adapters Gold-plating resists corrosion and ensures minimal signal loss 6.5 mm to 3.5mm, let your microphone can be plugged into the computer Suitable for audio application