2 pole combination of Speakon socket and 1/4" jack receptacle, horizontal pcb mount, same pcb footprint and panel cut out as NL4MD-H First Speakon / jack hybrid panel mount connector combining the Speakon chassis connector with a 1/4" 2 pole jack socket permitting connection using either type of plug. The Speakon Combo mates with all 2- and 4-pole Speakon cable connectors and 1/4" jack plugs utilizing 2 contacts. Features & Benefits Combine Speakon D size receptacle and 1/4" jack Save rack space and costs by combining 2 connectors in one housing Mates with two types of connectors offering greater flexibility of interconnections Rear panel mount PA-wiring: 1+ is connected to Tip, 1- to Sleeve