These connectors are crafted from durable materials, ensuring they can withstand the of daily use. The brass construction provides excellent conductivity, while the insulated coating protect against electrical shorts and environmental damage. Whether you're upgrading your car's audio system or setting up a theater, these connectors offer a reliable solution for all your wiring needs. Features -Color:Assorted Color -Material:Brass, rubber -Size:4.00X2.00X1.50cm/1.57X0.79X0.59in -Exceptional signal quality: brass material ensures high conductivity, delivering pure and consistent audio performance for your sound system -Reliable fork design: the fork shaped connectors are designed to stay securely in place, preventing accidental disconnections -Quick polarity identification: red black colors clearly mark positive and negative terminals, simplifying the wiring process -Universal compatibility: suitable for use in car audio, theater systems, and speaker installations, these connectors fit a variety of applications -solution: providing a ready to use set for multichannel audio setups and upgrades Package list: 30 x Red terminal 6x Black terminal