nickel plated, POM plastic, tray size 4.5mm, tray thickness, headphone 4 pole audio plug, 2.5 dc male connector ... plug nickel plated, POM plastic, tray size 4.5mm, tray thickness 2.0mm, 20.8L, headphone 4 pole audio plug,2 ... 7. Free samples 8. Exposed:11.0mm Tray size and thickness:4.5mm, 2.0mm (thickening tray) Total length:20.8mm ...