6.35mm to 3.5mm Audio Cable for Amplifiers Guitar Keyboard Piano 1/4 Male to 1/8 Female Headphone Jack Stereo Adapter Cord. 1/4 to 1/8 cable(6.35 to 3.5) is a 6.35mm male plug into a 3.5mm female jack adapter, for connecting smartphones, tablets, iPod or headphones with standard 3.5mm plugs to audio devices with a 6.35mm stereo jack.
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