Neewer Gold Plated 6.3mm (1/4 inch) to 3.5mm(1/8 inch) Male to Female Audio Stereo Adapter(5-Pack) Gold-plated 6.3mm (1/4 inch) to 3.5mm(1/8 inch) stereo adapters Used for connect device which has a standard 3.5mm(1/8 inch) plug to an audio device which has a 6.3mm (1/4 inch) socket. For instance, connect headphones to amplifiers or AV receivers with 6.35mm socket Low signal loss, high transfer speed Convenient and cost-effective, enable your device to use on different audio systems 360 degree grip treads help easy plugging and unplugging