Grandstream UCM6302 Unified Communication IP PBX System

The Grandstream UCM6302 is an advanced on-premise IP PBX solution, part of the UCM6300 series designed for robust, scalable Unified Communication and Collaboration (UC&C). Tailored for businesses requiring dependable telephony and video conferencing, it supports up to 1,000 registered users and manages as many as 150 concurrent G.711 calls, making it ideal for medium to large organizations.

#### Key Communication Features

• 2 FXO ports to connect PSTN lines and 2 FXS ports for analog telephones, both with lifeline capability for uninterrupted service.


• Equipped with 3 self-adaptive Gigabit Ethernet ports supporting switched, routed, or dual mode operations alongside PoE+ functionality to power connected endpoints.


• Supports a wide range of voice codecs (Opus, G.711, G.722 family, G.729A/B, iLBC, GSM) and video codecs (H.264, H.263/+, H.265, VP8) for high quality voice and video communications.

• Integrated conferencing platform supports multiple audio conference bridges accommodating up to 150 participants collectively.


• Multiple simultaneous video conferencing rooms (up to 8) with configurable participant capacities, accessible via desktop, mobile, or Grandstream GVC devices.


• Compatible with Grandstream’s Wave app for seamless mobile and web communication.

• Implements secure boot, unique device certificates, and randomized default passwords to reinforce system security.


• Supports SRTP and TLS for encrypted media and signaling.


• Managed via the Grandstream Device Management System (GDMS) with UCM RemoteConnect for secure NAT traversal and easy remote deployments.


• API available for integration with CRM, PMS, and other third-party business systems.

• Front LCD touchscreen (320x240) facilitates convenient local operation.


• Includes USB 2.0, USB 3.0 ports, and an SD card interface for flexible peripheral and storage options.


• Compact and lightweight design (270mm x 175mm x 36mm, ~725g), suitable for desktop or wall mounting.