Audio Connectors and Adapters Stereo Jack Adapter 6.35 mm to 3.5 mm, Yeeco 10 Pack Headphone Adapter Male to Female 1/4 to 3.5mm Adapter 6.35mm (1/4 inch) male to 3.5mm (1/8 inch) female headphone jack Channel: Stereo; Dual; Gold-plated 360 degree grip treads help easy plugging and unplugging Minimized the signal loss and preserving the sound quality Great for mixer, amplifier, microphone, speaker or electric piano, keyboard, electronic drum