The Grandstream UCM6304A brings voice communication, messaging, conferencing, and collaboration together in a single platform. Therefore, businesses can manage all communication services from one centralized system. In addition, it supports both on-site and remote users, making it ideal for modern work environments.

Built for Growing Organizations

The UCM6304A supports up to 1,000 users and 150 concurrent calls. Consequently, it provides the capacity required by growing businesses, multi-site organizations, and enterprise environments. Furthermore, the system scales easily as communication needs increase.

Flexible Analog and VoIP Connectivity

This IP PBX includes 4 FXO ports and 4 FXS ports. As a result, businesses can connect traditional PSTN lines, analog phones, and fax machines while benefiting from modern VoIP technology. Additionally, the platform supports SIP trunks and a wide range of SIP devices for maximum flexibility.

Remote Collaboration Made Easy

The UCM6304A includes built-in instant messaging, audio conferencing, and web meeting capabilities. Moreover, users can access communication tools through the Grandstream Wave application on desktops, smartphones, tablets, and web browsers. Therefore, teams can remain productive whether they are working in the office or remotely.

Easy Integration and Management

Businesses can integrate the UCM6304A with CRM systems, hotel management software, and other business applications through available APIs. Furthermore, Grandstream’s zero-touch provisioning simplifies deployment and device management, saving time and reducing administrative effort.

Enterprise-Grade Security

Security remains a key advantage of the UCM6304A. Therefore, it includes secure boot technology, encrypted communications, unique security certificates, and advanced authentication features. In addition, automated NAT traversal helps secure remote connections and improves reliability for remote workers.

Key Features

• Supports up to 1,000 users
• Handles up to 150 concurrent calls
• 4 FXO ports for PSTN connectivity
• 4 FXS ports for analog devices
• Built-in audio conferencing and web meetings
• Integrated instant messaging platform
• Free Grandstream Wave application
• UCM RemoteConnect support for remote users
• Three Gigabit network ports with PoE+
• API integration for CRM and third-party platforms
• Zero-touch provisioning for Grandstream SIP devices
• Advanced security with secure boot and encryption
• Support for hot standby high availability and local dual deployment

Why Choose the Grandstream UCM6304A?

The Grandstream UCM6304A Audio Series IP PBX delivers a complete communication solution for growing organizations. It combines voice calling, messaging, conferencing, and remote collaboration in one platform. Furthermore, its scalability, analog connectivity, strong security, and easy management make it an excellent choice for businesses seeking a reliable and future-ready IP PBX system.