- 2 x switching (normalling) stereo jack without switching contact, vertical PCB mount, retention spring instead of latch, https://www.neutrik.com/en/product/nc3fah2-0 A Series, 3 pole female receptacle, grounding: separate ground contact to mating connector shell and front panel, lateral right PCB mount, self tapping screw holes (A-screw), vertical PCB mount, https://www.neutrik.com/en/product/nc3maav A Series, 5 pole female XLR receptacle, grounding: mating connector shell and front panel, horizontal PCB mount, https://www.neutrik.com/en/product/nc3fbv1 B Series, 3 pole female XLR receptacle, grounding: separate ground contact to mating connector shell to pin1 and front panel, vertical PCB mount, asymmetric push, https://www.neutrik.com/en/product/ncj6fa-h-da Combo A series, 3 pole female XLR receptacle, grounding: separate ground contact connected to shell.