Grandstream Networks UCM6304 IP PBX

2000 Users, 300 Concurrent Calls, 200 Max Concurrent SRTP Calls. 4 Video Conference rooms and up to 40 parties with 1080p. 128×32 dot-matrix graphic LCD with DOWN and OK buttons. Zero configuration provisioning of Grandstream SIP endpoints. Built-in conferencing & meetings platform; supports desktop, Wave app, and SIP endpoints. Wave for Android, iOS, Chrome and Firefox browsers allows communication with all UCM6300 users & solutions. API available for third-party integrations, including CRM and PMS platforms.