- 2 x switching (normalling) stereo jack (T/TN/R/RN/S), https://www.neutrik.com/en/product/nj5fd-v 6.35mm (1/4 in) Vertical Jack, Non-switching stereo jack without switching contact, vertical PCB mount, retention spring, https://www.neutrik.com/en/product/ncj6fi-h Combo I series, 3 pole female XLR receptacle, grounding: separate ground contact to mating connector shell and front panel, horizontal PCB mount, https://www.neutrik.com/en/product/nc3mav-0 A Series, 3 pole male XLR receptacle, grounding: mating connector shell to pin1 and front panel, horizontal PCB mount, https://www.neutrik.com/en/product/nc4fav B Series, 3 pole female XLR receptacle, grounding: mating connector shell and front panel, steel retention lug, horizontal PCB mount, https://www.neutrik.com/en/product/nc3mahr A Series, 3 pole female XLR receptacle, grounding: mating connector shell and front panel, horizontal PCB mount, asymmetric push, https://www.neutrik.com/en/product/ncj6fa-h-da Combo A series, 3 pole female XLR receptacle, grounding: without ground/shell contact, lateral right PCB mount, https://www.neutrik.com/en/product/nc4fav B Series, 3 pole female XLR receptacle, grounding: separate ground contact to mating connector.