This kit expands the Hi-Fi 2 Multi-Room Audio System from 8 Zone, 8 Source to a full 16 Zone, 8 Source. Includes Expansion Cable, 8 Volume-Source Controls, manuals, and Enclosure.

This expansion amplifier features a form factor similar to the main amplifier. A single ribbon cable (provided with the expansion amplifier) connects the two together, linking sources and control with the main amplifier. The expansion amplifier is required to be mounted below the main amplifier, within 6 inches. Expansion amplifiers are shipped with 8 VSCs. The expansion amplifier has variable line outputs for zones 9 and 16.