M-E MODERN-ELECTRONICS Vistus AD 400 Εσωτερική μονάδα ήχου - λευκό

For Vistus intercom systems, the AD 400 audio indoor station delivers clear two-way communication without unnecessary complexity. Unlike video units that demand constant attention, this model focuses on reliable voice interaction, making it a practical choice for homes and small offices. Its 2-wire bus connection simplifies installation, while the surface-mounted design fits neatly on any wall.

Highlights

• Compatible with M-E MODERN-ELECTRONICS Vistus series outdoor units (400, 450, 600, 650, 800, 850)
• Simple 2-wire bus connection for easy retrofitting
• Adjustable volume and 10 selectable ringtones for personalized alerts
• Dedicated door opener button for convenient access control
• Mute function for privacy when needed
• Supports up to 4 indoor units per system (system dependent)

In daily use

Answering the door becomes effortless: a press of the talk button establishes a clear audio link with the visitor. The door opener button allows you to grant access without walking to the door. Ten ring melodies let you distinguish between different entrances or simply choose a tone that suits your environment. The mute function is particularly useful during meetings or quiet hours, ensuring no unexpected interruptions.

Full specifications

• Product type: Audio indoor station
• System compatibility: Vistus series
• Connection: 2-wire bus
• Installation: Surface-mounted
• Intercom function: Yes
• Door opener button: Yes
• Mute function: Yes
• Ringtone selection: 10 melodies
• Volume control: Adjustable
• Display: None (audio only)
• Colour: White
• Material: Plastic
• Power supply: Via 2-wire bus from outdoor unit
• Operating temperature: 0°C to +40°C
• Expandability: Supports up to 4 indoor units per system (system dependent)
• Mounting: Wall-mounted

Final note

The Vistus AD 400 is a straightforward audio solution that integrates seamlessly into existing Vistus installations, offering dependable performance without unnecessary frills.