**********2mm Banana Plug Screw connector fittings, no soldering, compatible with the standard sizes of most speakers. *****No soldering, pin design, just put the wires inside and tighten. *****Widely used for the connection of terminals on the back of the speaker or on the back of the audio receiver*****Each pair of banana plugs includes a black ring and a red ring for color coding of the speaker cable. Check the connections at a glance and easily maintain the correct polarity. *****The totally height of connector: 1.92 inch, the
The outer connector width: 0.43 inch. the inner bottom of the diameter: 4.39 mm.