6.3mm stereo plug to 3.5mm stereo jack FEV-B120By gerry / February 21, 2021 6.3mm stereo plug to 3.5mm stereo jack FEV-B120A. 6.3mm stereo plug to 3.5mm stereo jackB. 6.3mm stereo plug to 3.5mm mono jackA. 6.3mm stereo plug to 3.5mm stereo jack B. 6.3mm stereo plug to 3.5mm mono jack