The SLICAN BRF-1, BRF-2, BRF-5 are adapted for direct connection to the exchange (an adapter is not required)
Features:
• Monitoring of a door phone by dialling its number on the phone – eavesdropping
• Door opening during a call
• Possibility of connecting an additional switch for external door opening
• Sound signalling of status: pushing the button, releasing
• Call time control - maximum time of call no longer than 4 minutes
• Exchange dial tone control |
