Crystal Intercom System

Crystal Intercom System

  • Flat to Security Communication – Residents can contact the security cabin to report issues or confirm visitors.
  • Flat to Flat Communication – Residents or users can communicate directly between extensions within the building or office.
  • Security to Flat Communication – Security guards can call any flat or extension for visitor verification or announcements.
  • Flexible Extension Capacity – Systems can support multiple extensions (for example 4, 8, 16 up to 256 users depending on the model).
  • Call Transfer Facility – Calls can be transferred from one extension to another easily.
  • Call Forwarding – Incoming calls can be forwarded to another extension when the user is unavailable.
  • Conference Calling – Supports 3-way or multiple conference communication between extensions.
  • Hotline / Auto Call Feature – Automatically connects to a predefined extension when the receiver is lifted.
  • Do Not Disturb (DND) – Users can block calls temporarily when they do not want to receive calls.
  • Panic Alarm / Emergency Alert – Residents can send emergency alerts to security or all extensions.
  • Visitor Announcement System – Security can announce vendor or visitor arrival to all extensions simultaneously.
  • Caller ID & Call Monitoring – Displays caller information on supported extensions.
  • Cable Cut Alarm & Security Features – Alerts security if intercom cable is cut or tampered with.
  • Expandable System – Suitable for apartments, offices, hospitals, and societies with scalable communication needs.
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