HAI 10A11-1 Modulo di allarme audio e vocale bidirezionale, NUOVO!
• Connects to HAI Speaker/Microphone Modules and/or Omni Consoles and Lumina Keypads with Built-in Speaker/Microphone. The Model 10A11-1, Rev C Two-Way Audio/Voice Alarm Module allows two-way communication with a central station after an.