The Digital Audio Power Distribution Module provides power for up to four Digital Audio Amplified Keypads. Use of a PW1060 Power Supply is also required. Keypads are powered via speaker wire by connecting to the screw-down power terminals. Provides power to up to four AU7010 Keypads with use of PW1060 Power Supply. Built-in overload protection. Convenient single bay design. Compatible with 18-16ga 2 conductor wire.