... 4", 2.5mm, 3.5mm, 6.35mm& XLR Audio Plug, Jack and Adaptor. Various of Audio connectors:1/11", 1/8 ... 2.5mm, 3.5mm, 6.35mm& XLR Audio Plug, Audio Jack and Audio Adaptor). Models in the picture:Y-1026 Y ... Y-1217 (6.35mm mono/stereo jack metal, w/spring),Y-1250 (6.35mm stereo jack, closed circuit),Y-2704 (K3P ... 1920 (6.35mm stereo plug to 3.5mm mono/stereo jack),Y-1888 (6.35mm stereo plug to 2x3.5mm mono ...