2.5mm and 3.5mm 2-pole, 3-pole and 4-pole plugs, with black plastic, nickel or black plated brass shell. All types accept cables 2.0mm - 4.3mm diameter, except 43-245 (2.0mm - 5.5mm), 43-246/43-249 (2.0mm - 4.5mm) and 43-248 (2.0mm to 3.0mm).
3.5mm, 3-pole, panel mount socket, with screened enclosed metal body, knurled panel fixing nut. Mounting hole 6.0mm diameter. Overall length 24.5mm, diameter 9.5mm.
3.5mm, 3-pole in-line sockets, with black plastic shell and strain relief. Accepts cables 2.0mm - 4.5mm diameter.