NO MONTHLY PER-SEAT FEES. This is an all-inclusive telephone system
Supports up to 500 users and 75 concurrent calls
2 x RJ11 FXO Ports
2 x RJ11 FXS Ports
Zero configuration provisioning of Grandstream SIP endpoints
Built-in Instant Messaging (IM), Audio Conferencing & Web Meetings platform that supports access from computers, mobile devices, and SIP endpoints
Free Wave App allows easy voice & Instant Messaging (IM) communications using desktops, Web, and Android/ iOS devices