Use with speaker wire to connect audio speakers and subwoofers to a receiver/amplifier for home theater surround sound. Can use single or double banana plugs or stripped wire. Uses 7/16 hex nuts for precise and secure installation. Gold plated binding posts and RCA jacks for excellent sound performance. Accepts 12 AWG wire. Fits on dual gang J-box or dual low voltage mounting bracket. Allows wires to be organized for professional installations. Compatible with Dolby Digital sound systems.