Maximum Call Capacity: Users: 250
Concurrent calls (G.711): 50
Max concurrent SRTP calls
(G.711): 50

Grandstream UCM6308 IPPBX Support up to  1500 Users and 200 Concurrent calls

• Zero configuration provisioning of Grandstream SIP endpoints
• Built-in conferencing & meetings platform; supports desktop, Wave app, and SIP endpoints

• GCC6010W is an all-in-one Wi-Fi 6 unified communications gateway designed for small and medium businesses. It integrates an IP PBX, next-gen firewall, VPN router, and wireless access point into a single device, offering secure business networking, advanced VoIP features, and centralized cloud-based management via Grandstream GDMS.