Grandstream UCM6308, IP PBX appliance, 8 FXO ports, 8 FXS ports, Dual GigE RJ45 Ethernet ports with PoE Plus

Supports up to 3000 users and up to 450 simultaneous calls.

Zero configuration of endpoints
SIP Grandstream

Built-in platform for conferences and meetings;
supports Desktop, Wave application and SIP endpoints

Wave for browsers
Android, iOS, Chrome and Firefox allows you to communicate with all users and UCM6300 solutions.

API is available
for third-party integration, including CRM and PMS platforms.

Advanced protection with secure boot,
a unique certificate and a random default password to protect calls and accounts.

Three Gigabit
RJ45 network ports with automatic recognition, built-in PoE+ and a NAT-enabled router.

Automatic Firewall Bypass Service
NAT provides secure remote connections.

Supports full-range voice codec
Opus and H.264/H.263/H.263+/H.265/VP8 video codec, jitter resistance up to 50% packet loss.

Compatible with GDMS for configuring, managing and monitoring the cloud.
Based on the open source telephony operating system Asterisk* version 16.