Grandstream PBX UCM6304A

The Grandstream UCM6304A is a robust IP PBX phone system built to accommodate as many as 1000 users and manage 150 simultaneous calls, which makes it a great fit for medium to large-sized companies. It comes with 4 FXS and 4 FXO ports, allowing analogue lines and devices to be integrated without difficulty. For straightforward network connection and to supply power to compatible equipment, the system provides 3 Gigabit RJ45 Ethernet ports with PoE+ support.

Driven by a 6-core processor alongside 4 GB of RAM and 128 GB of flash memory, the UCM6304A offers dependable operation and generous space for system data and call recordings. It accommodates advanced SIP protocols with SRTP, TLS and HTTPS encryption for secure communications.

For effective call routing, as many as 5 layers of auto attendant (IVR) are available, and multi-language auto attendants and call queues are supported to cope with heavy call volumes. Built-in call detail records (CDR), call recording server functions and multi-company support are among the further features.

Flexible memory management is possible thanks to expandable storage through 2 USB 3.0 ports and an SD card slot. Multi-site connectivity via SIP/VoIP technology is also supported by the UCM6304A, making networked PBX systems across several locations possible.

Weighing 1.71 lb and intended for wall mounting, this PBX system is compact and simple to install. Video calls are not supported, but it performs excellently in voice and audio communication for business settings.

All in all, the Grandstream UCM6304A is a secure, scalable and feature-rich PBX solution suited to businesses that need dependable voice communication capabilities.