Grandstream IP PBX (UCM6300A)

Feature	Details
User Capacity	Supports up to 1500 users and 200 concurrent calls
Provisioning	Zero configuration provisioning for Grandstream SIP endpoints
Communication Features	Built-in IM, audio conferencing, and web meetings
Wave App	Supports desktop, web, Android, and iOS for voice & IM
Integration	API support for CRM, PMS, and third-party applications
Security	Secure boot, unique certificate, and random default password
Network Ports	Three Gigabit RJ45 ports with PoE+ and NAT router support
Remote Connectivity	Automated NAT firewall traversal for secure remote access
Reliability	Hot Standby High-Availability and local dual deployment