Two-way talk via RF transmission.
• High-decibel alarm sound.
• Multiple alarm tones: fire, medical, intrusion, panic, and more.
• Configurable arming/disarming prompt sound and LED indicator.
• Supports panic button.
• Supports voice communication via app and SIP.
• Compatible with ARC3800H series only (not compatible with ARC3000H and ARA43 series).
