About this item Speaker wire wall plate: the cable wall plate features a screw-type binding post and is compatible with 12 to 18 AWG bare speaker wire, banana plugs, or spade connectors. The two-piece wall plate with insert is easy to install with the included mounting screws. Banana plug wall plate: the two terminals of this speaker wire wall plate connect a single speaker. The audio wall plates fit an existing standard single-gang outlet or low voltage bracket. Easy to use: the speaker plug wall plate with female ports on both sides connects to speaker cable concealed behind the wall. The binding post terminals on the speaker wall plate have red and black ring labels on both sides for easy identification. Durable material: this speaker wire wall plate is made of ABS material, and the binding post terminals are gold-plated. It features chemical resistance, heat resistance, and is non-toxic and tasteless. Package content: you will receive 4 pieces of single-gang wall plates, 4 pieces o