(4pcs) Open End Threaded Gold Plated Banana Plugs Set ScrewsSet screws secure the speaker wire to the banana plug. Gold Plated Connector Prevents corrosion and insures a smooth connection. Works with Multiple Sizes of Speaker Wire For use with 12AWG to 18AWG speaker wire. Color Coded Conveniently color coded with two different colors for easy polarity identification. Specifications •Secures wire with Set Screws •Accepts 12AWG to 18AWG speaker wire •24k gold plated Features: [EASY INSTALLATION & DESIGN] Banana plugs make speaker wire installation a breeze and are great to use with A/V receivers, amplifiers, surround sound systems, banana wall plates [CLOSED TYPE DESIGN WITH DUAL SCREWS] Isolates wires which keep them from shorting out and the two set screws keep the wire connection secure [COLOR CODED AND GOLD PLATED CONNECTORS] Banana connectors are gold plated to resist corrosion and the collar is color coded for polarity identification [WORKS WITH MULTIPLE SIZES OF SPEAKER WIRE] Compatible with 12AWG to 18AWG speaker wire They are designed for use with speakers, A/V receivers, amplifiers, surround sound systems and banana wall plates that use banana style binding posts. Banana plugs make it easy to connect speaker wire to your amplifiers/receivers and speakers.