FEATURES

• 3 selectable modes: 1) The Uninterrupted, 2) BGM/PG mode and 3) OFF/PG mode
    1) Uninterrupted mode: BGM or PG (paging) or OFF (silent)
    2) Two-state mode: BGM (background music) or PG (paging)
    3) OFF&PG mode: OFF (silent) or PG (paging)
• Supports 3-wire or 4-wire emergency override systems
• Independent 3-wire or 4-wire volume control override for each channel
• Expandable up to 180 zones uninterrupted or cascade up to 30 units
• All Call top priority emergency override trigger terminal ready
• Emergency override triggering through digital port or hardwire port
• Selectable positive edge trigger or negative edge trigger on analog port
• Twin RJ-45 digital communication ports for easy linking
• Microchip controller makes complicated system simple
• Software ID address setting to eliminate complicate dip switches setup