GEMP816 features:

• 8 Hybrid zones on-board, including 2 2-wire fire zones.
  
• With multiplexing, the P816 can be increased up to 16 EOL zones.
  
• Up to 16 user codes
  
• Supports up to 7 keypads (see chart p.1)
  
• EZ Programming at keypad
  
• 256 event logging
  
• Supports 2 Gemini receivers
  
• Interior bypass group
  
• Auto arm
• 3 outputs

All Gemini hybrid controls feature:

• Multiplex expandability using built-in EZMs in custom alpha keypads or 8-zone expansion modules (except GEM-P800)
• Up/Downloading, including unique PC-preset unattended method
• EZ-Programming mode at keypad
• Choice of Gemini RF receivers & transmitters
• Multi-stage lightning protection
• Event log with open/close suppression
• NetLink intranet/internet alarm reporting option
• X-10 Support with optional GEM-X10 interface
• Telco line cut supervision
• Support for VOIP (voice over internet protocol) communications
• Support all major communication formats & secondary pager format
• SIA CP01 compliant versions available
• Include transformer