タイトルまたは説明

• Different electronic ring tones, indicating where the call comes from (entrance, concierge, security guard)
• Electronic melody from the floor available ("ding-dong"), without requiring a separate bell
• Electronic adjustment of the ringing volume
• Privacy of the conversation (no tapping)
• Control light signal when ringing and during conversation, as well as in “system busy” mode
• “Do Not Disturb” function with light signal
• Conversation with a visitor at the entrance and unlocking of the door from the flat
• Intercom connections with all neighbors, concierge and a security guard, without requiring more cables
• Auxiliary with optional function such as calling a neighbour / concierge or switching on the staircase lighting