Supports up to 2000 users and up to 300 simultaneous calls Zero configuration deployment of Grandstream SIP endpoints Integrated conferencing and meeting platform supports desktop, Wave app and SIP endpoints Wave for Android, iOS, Chrome and Firefox browsers enables communication with all UCM6300 users and solutions API available for third-party integrations, including CRM and PMS platforms Advanced security protection with secure boot, unique certificate and random default password to protect calls and accounts Three auto-detecting Gigabit RJ45 Network ports with built-in PoE+ and NAT router support Automated NAT firewall traversal service facilitates secure remote connections Supports full-band Opus voice codec and H.264/H.263/H.263+/H.265/VP8- Video codec, jitter resistance up to 50% packet loss Compatible with GDMS for cloud setup, management and monitoring Based on the open source telephony operating system Asterisk* version 16