Banana Plugs Screw Type, Conwork 10-Pack Plastic Shell Audio Speaker Cable Connector for Musical Audio Speaker Cable Wire (5-Pair) Screw connector fitting, no soldering needed Standard size fits most speakers The banana plugs will connect from 2mm up to 4mm diameter speaker wire Color coded black/red for maintaining proper polarity Perfect for connecting the satellite and center speakers to AV receivers Package Contents: 10 x Banana plug(5Black+5Red). Lifetime Warranty.