67 tones
4 zone control with zone paging
Audio, voice and power supervision
Microphone and external input supervision
Up to four 5-second voice messages or one 20-second message
Remote programming and diagnostics
Phone paging from PBX systems
Up to 64 satellite units addressable through RS485
Output and trouble relays designed for fail-safe operation
Top, side and bottom knockouts for easy wire entry
LED alarm, standby power and status indications
Activates LED text displays
Easy to adjust audio output