Grandstream UCM6304 IP PBX | 4 FXO Ports, 4 FXS Ports | Desktop/Rack-Mount

Grandstream UCM6304 IP PBX | 4 FXO, 4 FXS | 2000 Users

The Grandstream UCM6304 IP PBX is a robust enterprise-grade communication system designed for scalability and reliability. Supporting up to 2000 users and 300 concurrent calls, it unifies voice, video, data, mobility, facility access, and analytics on a single secure platform.

With built-in web conferencing and the Wave App, employees can collaborate seamlessly across desktops, mobiles, SIP phones, and browsers. Its advanced security features, automated NAT traversal, and GDMS cloud management ensure complete control and flexibility.

Perfect for enterprises, hotels, call centers, and organizations that require a high-performance and secure unified communications solution.

Highlights:

• Supports up to 2000 users & 300 concurrent calls

• 4 FXO + 4 FXS Ports for telephony integration

• Built-in video conferencing & web meeting platform

• Zero configuration for Grandstream SIP endpoints

• Wave App support on Android, iOS, Chrome & Firefox

• Advanced security – Secure boot, certificates, random password

• 3× Gigabit RJ45 ports with PoE+ & NAT router

• Cloud setup & management via GDMS & RemoteConnect

• API integration with CRM/PMS & third-party apps

• Supports Opus, H.264/H.265, VP8 & more codecs

Specifications: