The NN-506-0025P is a 2.5mm Stereo Panel Mount Jack from Waldom. This jack is designed for professional audio applications, providing superior sound quality with low crosstalk and high signal-to-noise ratios. It is constructed from durable zinc die-cast construction with nickel-plated contact surfaces. The NN-506-0025P is RoHS compliant and comes with a 5mm mounting hole, making it a great choice for pro audio and entertainment systems.