The Audio2000'S ACC3166BR4 includes two pairs of banana plugs plated with corrosion-resistant nickel for being connected to speaker wires. The ACC3166BR4 package contains 4 plugs, including 2 black speaker plugs and 2 red speaker plugs. The ACC3166BR4 speaker plugs are designed for connecting up to 9-gauge speaker wires and compatible with bare wires, spades, or other banana plugs. Plated with corrosion-resistant nickel, the ACC3166BR4 speaker plugs can be used to transmit audio signals with transparent sound quality. In addition, each of the ACC3166BR4 speaker plugs is configured with a female banana connector at the bottom allowing multiple such speaker banana plugs to be connected for hooking up to multiple speakers to a single banana output on an amplifier.