8-Zone Expander

• Supports up to 8 speaker zones.
• Dual channel operation to support two audio channels simultaneously.
• Independent volume control for each audio channel.
• Up to 500 W output capacity on any zone.
• Can connect up to 4 main amplifiers and 1 backup amplifier.
• Flexible amplifier backup mode that can support all other system amplifiers.
• 8 monitored dry contact inputs.
• 8 dry contact outputs.
• Supports 3-wire and 4-wire volume controllers.
• Automatic fault detection: main power, backup power, CPU, amplifier, speaker line, speaker line grounding, dry contact inputs, and network.
• Can be used with 1 line input port in standalone mode or if the controller CPU fails.
• 24DC output to power external devices.
• Can work as standalone (for PA announcements in case system fails) or in network mode along with the main controller.
• Ability to connect up to 15 units of 8-zone expander providing a system with up to 128 speaker zones.