Grandstream UCM6304A - IP PBX

This new generation of Grandstream IP-PBX Telecommunications server offers faster Core Processing CPU with crystal clear HD Voice & Audio throughput. It bridges the gap between older systems and new systems to offer local users and remote / home workers a more robust system for today's work and corporate business environments.

The GrandStream UCM6204A supports up to 150 concurrent SIP calls, up to 120 concurrent WebRTC calls, up to 120 participants in up to 7 audio conference rooms.

• (Special Note: Video not capable on this system. For Video capable systems - visit our PBX Phone System page and select from Voice+Video Capable phone system.)
• 4 FXO (analog telephone line ports).
• 4 FXS (analog extension ports).
• Supports up to 2,500 SIP users (SIP + 4 FXO)
• 150 SIP trunks.
• Up to 150 concurrent audio calls.
• 3x Gigabit RJ45 ports with integrated PoE+ (IEEE 802.3At-2009).
• Easy to use webGUI interface with access to all features and functions for system administrator.
• Individual user webGUI access for extension users to access personal settings, call recordings, faxes, etc.
• Zero configuration provisioning of Grandstream SIP endpoints.
• Comprehensive network security protection using SRTP, TLS and HTTPS with hardware encryption accelerator, Fail2ban, Whitelist, Blacklist, alerts and more to protect against attacks.