• GS-UCM6300A 0 FXO, 0 FXS, 250 Users AUDIO ONLY by Grandstream

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    Supports up to 250 users and up to 50 concurrent calls

    Zero configuration provisioning of Grandstream SIP endpoints

    Built-in Instant Messaging (IM), Audio Conferencing & Web Meetings platform that supports access from computers, mobile devices, and SIP endpoints

    Free Wave App allows easy voice & Instant Messaging (IM) communications using desktops, Web, and Android/ iOS devices

    API available for third-party integrations, including CRM and PMS platforms

    Advanced security protection with secure boot, unique certificate and random default password to protect calls and accounts

    Three Gigabit auto-sensing RJ45 network ports with integrated PoE+ and support NAT router

    Automated NAT firewall traversal service facilitates secure remote connections

    Enhanced reliability with support for Hot Standby High Availability and local dual deployment

    Supports Full-Band Opus voice codec, jitter resilience up to 50% packet loss

    Compatible with GDMS for cloud setup, management and monitoring

    Based on Asterisk* version 16 open source telephony operating system






    Maximum Concurrent Calls                          50

    Wall or Rack Mountable                                Wall

    Color                                                               Gray

    Other features

    Country of Origin                                           China

    Type of Packaging                                        Retail Box

    Warranty                                                        2 Year