Easily add four zones to an existing On-Q Digital Audio System with the complete On-Q/Legrand Digital Audio 4-Room Expansion Kit. All required components are included with the exception of speaker wire. KIT COMPONENTS: (4) Digital Audio Amplified Keypads: Each dimmable LED backlit keypad serves as a local zone amplifier and provides in-wall control (source selection, volume, On/Off, etc.) for a single zone in your system. Receives power from the Digital Audio Power Distribution Module. Single-gang, install in standard "J" box. Digital Audio Expansion Module: Single-bay module enables connection of four additional Digital Audio Amplified Keypads (four included). Receives power from the Digital Audio Distribution Module. Digital Audio Power Distribution Module: Single-bay module powers up to four Digital Audio Amplified Keypads. Keypads connect via speaker wire (not supplied). Includes structured wiring mounting bracket. Powered by the included PW1060 Power Supply. KIT INCLUDES: (4) Digital Audio Amplified Keypads, Light Almond (AU7010-LA); (1) Digital Audio Expansion Module (AU7004); (1) Digital Audio Power Distribution Module (PW1020); (1) Power Supply (PW1060). NOTE: Requires speaker wire and an existing On-Q Digital Audio System, sold separately. COLOR: Light Almond.