The first certified 3CX appliance with the 3CX preloaded. Specially designed for 3CX to offer a complete Unified Communications solution with advanced features right out of the box. Supporting around 16 concurrent calls with 100 users and built using the technology of the open-platform software PBX from 3CX. The Call4tel . NX96 also available supporting 96 concurrent calls. Call4Tel opens office in Tampa, FL. This office will be stocked with Demo units available for purchase by 3CX Partners .