UCM6300A Grandstream Audio IP PBX appliance, 2x GbE PoE LAN/WAN, 1 Hot Standby port, 250 SIP users, 50 concurrent calls, UCM RC, 12V/1.5A PSU

Main specifications:
✅ Support up to 1000 users.
✅ Support up to 150 simultaneous calls.
✅ Zero configuration of Grandstream SIP devices.
✅ Built-in platform for meetings and conferences.
✅ Wave app support on Android, iOS, Chrome and Firefox.
✅ API available for integration with external CRM and PMS platforms.
✅ Advanced security protection with secure boot, unique certificate and random default password.
✅ Three gigabit RJ45 network ports with built-in PoE+ support and NAT router.
✅ Automatic NAT firewall bypass service facilitates secure remote connections.
✅ Support for Full-Band Opus audio codec and H.264/H.263/ H.263+/H.265/VP8 video codecs, distortion resilience up to 50% packet loss.
✅ Compatible with GDMS for cloud setup, system management and monitoring.