Grandstream Audio Series UCM6304A IP PBX Supporting 4x FXO, 4x FXS Ports, 1000 Users, Supports Full-Band Opus Voice Codec

On Premise IP PBX (Audio Only) with 4 FXO ports, 4 FXS ports and supporting up to 1000 users
UCM6304A
The UCM6304A can support up to 1000 users and 150 concurrent calls and has a built-in instant messaging (IM), voice/web conferencing platform, and the free Wave App, which allows users to connect and collaborate from desktops, mobile devices, IP phones, and other SIP endpoints.

It offers a best-in-class hybrid platform that combines the control of an on-premise IP PBX with the remote access and system manageability of a cloud solution by providing UCM RemoteConnect cloud service for distant users.

The UCM6304A provides a robust business communication platform for any organization by providing a high-end unified communications and collaboration solution packed with a suite of mobility, security, instant messaging, voice conferencing, and collaboration tools.

Features
Supports up to 1000 users & up to 150 concurrent calls
Zero configuration provisioning of Grandstream SIP endpoints
Built-in Instant Messaging, Audio Conferencing & Web Meetings platform supporting access from computers, mobile devices, and SIP endpoints
Wave for Android, iOS, Chrome and Firefox browsers allows communication with all UCM6300 users & solutions
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
Compatible with GDMS for cloud setup, management and monitoring

VOIP Gateways