QitinDasen 40Pcs Premium 4mm Banana Plug, Nickel Plating Plug Connector, for Speaker, Audio/Video Receiver, Amplifiers and Sound Systems (Red & Black)

〓 Banana plug connectors are nickel plated to resist corrosion and insulated with ABS plastic. 〓 Totally 2 colors that you can use for color-coding: red commonly means an active or positive terminal; black indicates an inactive or negative terminal. 〓 Screw connector fitting, secure the wire in the adapter without the need of soldering. 〓 Great tools for using in the audio equipment, industrial instrument, power test and automobile test. 〓 They are also great connectors on loudspeakers and audio amplifiers as well as other electrical equipment.