About 7,520,000 results
Open links in new tab
 
  1.  
  2. A VoIP telephone entry system is an access control solution that uses a combination of internet and telephone technology to connect a guest at a front door with a tenant in a building, who can speak to and grant access to their guest.
    butterflymx.com/blog/voip-telephone-entry-system/
    VoIP/SIP Door Entry systems make it easy to control who can enter and exit a restricted area Whether you are using a hosted telephony service provider or have upgraded your on site phone system to a new IP PBX, a VoIP/SIP Door Entry System can be integrated within your phone system and connected as just another extension.
    www.broadbandbuyer.com/store/voip-door-entry/vo…
    A VoIP door entry system can be connected to a normal buzzer. Once a person at the door rings the buzzer, it can trigger a call to an IP phone, so even if you are within the premises or thousands of miles away, you can still see and speak to the person at your door. This way, you will never miss a customer.
    www.vipvoip.co.uk/voip-door-entry-and-intercoms/
     
  3. VoIP/SIP Door Entry Systems - broadbandbuyer.com

    • SimpliSafe
      https://simplisafe.com › DIY

      Best DIY Security System | #1 Rated DIY Security System

    • Smarter Security
      https://smartersecurity.com › Door_Detectives

      Door Access Controller | Intelligent Entry Security

    • topvoipsolution.com
      https://www.topvoipsolution.com › Best › Business_VoIP

      Best VoIP & Phone Systems 2025 | 5 Best VoIP Brands 2025

    • Swiftlane
      https://swiftlane.com › video-intercom › apartments

      Building Intercom System | Remotely Door Release