Audio Jack, 2 x switching (normalling) stereo jack without switching contact, horizontal PCB mount, https://www.neutrik.com/en/product/nc4fah A Series, 3 pole male XLR receptacle, grounding: mating connector shell and front panel, horizontal PCB mount, black chrome shell, https://www.neutrik.com/en/product/nc3mbhl-b B Series, 3 pole male XLR receptacle, grounding: separate ground contact to mating connector shell and front panel, horizontal PCB mount, https://www.neutrik.com/en/product/nc3mbhl B Series, 3 pole female XLR receptacle, grounding: mating connector shell and front panel, horizontal PCB mount, https://www.neutrik.com/en/product/nc3faah2 AA Series, 3 pole female XLR receptacle, grounding: separate ground contact connected to shell ground, but not also under the terms of a contract shall be reformed to.